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Dayeon Back Stats
Dayeon Back - South Korea
68 Average Form
W
W
W
L
W
W
W
WTA Rank
332
Points
195
Singles - Career
Age
W-L
Career Winnings
Height
Weight
Hand
24
168 - 82
$74,416
-
-
-
Dayeon Back's record in 2026 is 15 wins to 7 losses which is average. Her career win record is 168 wins to 82 losses.
Surface : All
2026 Stats
All Surfaces
Hard
Clay
Grass
General Overview Stats (All Surfaces)
Performance
Profile
Data Point
Total
Details
Percentile
Prize Money
Career Total
Career Total
$74,416USD Earned
$298Earned Per Match
58
Current Ranking
WTA - Women
WTA - Women
332Since Jul 2024
195Elo Points
77
Titles
Career Total
Career Total
0Titles
0Grand Slams
14 Titles(Incl' Challengers)
Win Percentage
2026 Year
2026 Year
68.2%15 / 22 Matches
AverageAverage Form
95
Win Percentage
Trailing 12 Months
Trailing 12 Months
64.8%46 / 71 Matches
AverageAverage Form
90
Win Percentage
Career Total
Career Total
67.2%168 / 250 Matches
AverageAverage Form
98
On the Court This Year
Aces
2026
2026
N/AAces Per Match
-0 / 0 matches
N/A
First Serve
2026
2026
N/AFirst Serve
-Success Rate
N/A
Double Faults
2026
2026
N/APer Match
-0 / 0 matches
N/A
Break Points Won
2026
2026
N/ABP Converted
-N/A Breaks
N/A
Wins By Surface Type (Career Total)
All Surfaces
67.2% (168 / 250)
Hard
67.8% (162 / 239)
Clay
54.6% (6 / 11)
Grass
-1% (0 / 0)
Dayeon Back is ranked 332 in the WTA rankings with an ELO score of 195. In 2026, Dayeon Back is in Average form, achieving 68.2% wins.
Data Point
Stat
Age
24
Forehand
Birthday
January 24, 2002
Height
m
Win Percentage (Match / Set)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Match Wins
68%
65%
95
Match Wins (3 Sets)
71%
66%
97
Wins in Straight Sets
55%
48%
97
Wins From Behind
30%
29%
95
Won At Least 1 Set
73%
79%
77
Set 1 Win
55%
61%
73
Set 2 Win
73%
67%
98
Set 3 Win
75%
55%
90
Data Point
Percentage
Number
Percentile
Match Wins
67%
168 / 250
98
Match Wins (3 Sets)
67%
168 / 249
98
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
50%
124 / 250
98
Wins From Behind
28%
32 times
98
Won At Least 1 Set
80%
199 / 250
97
Set 1 Win
61%
153 / 250
94
Set 2 Win
68%
167 / 245
98
Set 3 Win
59%
44 / 75
85
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0
Aces Stats (3 Set Matches Only)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
0.00
0
Most Aces in a match
N/A
0%
0
Over 0.5 Aces
N/A
0%
0
Over 1.5 Aces
N/A
0%
0
Over 2.5 Aces
N/A
0%
0
Over 3.5 Aces
N/A
0%
0
Over 4.5 Aces
N/A
0%
0
Over 5.5 Aces
N/A
0%
0
Over 6.5 Aces
N/A
0%
0
Over 7.5 Aces
N/A
0%
0
Over 8.5 Aces
N/A
0%
0
Over 9.5 Aces
N/A
0%
0
Over 14.5 Aces
N/A
0%
0
Overall, Dayeon Back is better than 0% of the players in terms of Aces Per Match during their latest matches.
Data Point
Percentage
Number
Percentile
Aces Per Match
0.5
4 / 8
5
Over 0.5 Aces
25%
2 / 8
3
Over 1.5 Aces
25%
2 / 8
10
Over 2.5 Aces
0%
0 / 8
0
Over 3.5 Aces
0%
0 / 8
0
Over 4.5 Aces
0%
0 / 8
0
Over 5.5 Aces
0%
0 / 8
0
Over 6.5 Aces
0%
0 / 8
0
Over 7.5 Aces
0%
0 / 8
0
Over 8.5 Aces
0%
0 / 8
0
Over 9.5 Aces
0%
0 / 8
0
Over 14.5 Aces
0%
0 / 8
0
Match Total Games Stats
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
20.33
20.83
31
Over 12.5
100%
99%
38
Over 13.5
100%
96%
52
Over 14.5
100%
91%
68
Over 15.5
90%
81%
55
Over 16.5
76%
66%
36
Over 17.5
67%
59%
39
Over 18.5
67%
56%
65
Over 19.5
43%
43%
22
Over 20.5
33%
37%
13
Over 21.5
24%
34%
8
Over 22.5
19%
33%
6
Over 23.5
14%
31%
4
Over 24.5
14%
26%
5
Over 25.5
14%
26%
7
Over 26.5
14%
24%
11
Over 27.5
10%
20%
6
Over 28.5
10%
14%
12
Over 29.5
10%
13%
23
Over 30.5
10%
11%
38
Data Point
Percentage
Number
Percentile
Average Total Games (3 Set Matches)
20.05
4992 / 249
23
Over 12.5
96%
239 / 249
21
Over 13.5
89%
221 / 249
9
Over 14.5
82%
205 / 249
10
Over 15.5
73%
182 / 249
11
Over 16.5
64%
159 / 249
12
Over 17.5
55%
138 / 249
14
Over 18.5
51%
126 / 249
24
Over 19.5
42%
105 / 249
20
Over 20.5
37%
91 / 249
23
Over 21.5
34%
84 / 249
27
Over 22.5
32%
80 / 249
38
Over 23.5
30%
75 / 249
45
Over 24.5
27%
67 / 249
41
Over 25.5
24%
59 / 249
43
Over 26.5
20%
51 / 249
39
Over 27.5
18%
44 / 249
46
Over 28.5
14%
34 / 249
41
Over 29.5
10%
24 / 249
32
Over 30.5
7%
18 / 249
29
Break of Serve (Break Points Won) - Over/Under
2026 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
4.50
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
0
Over 2.5
N/A
100%
0
Over 3.5
N/A
0%
0
Over 4.5
N/A
0%
0
Over 5.5
N/A
0%
0
Over 6.5
N/A
0%
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
1.50
0
Average Break-Points Converted (Set 2)
N/A
3.00
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
14%
0
will not Break Serve %
N/A
40%
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
0%
0
Over 2.5
N/A
0%
0
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
2026
Number
Percentile
Breaks Per Match
4.31
N/A
92
Over 0.5
75%
6 / 8
26
Over 1.5
75%
6 / 8
61
Over 2.5
63%
5 / 8
70
Over 3.5
38%
3 / 8
51
Over 4.5
38%
3 / 8
77
Over 5.5
38%
3 / 8
94
Over 6.5
13%
1 / 8
78
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
1.75
N/A
87
Average Break-Points Converted (Set 2)
1.56
N/A
69
Average Break-Points Converted (Set 3)
2.67
N/A
98
will Break Serve %
31%
N/A
33
will not Break Serve %
47%
N/A
63
Over 0.5
75%
6 / 8
70
Over 1.5
38%
3 / 8
54
Over 2.5
25%
2 / 8
77
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
7.00
100
Over 0.5 (1+)
N/A
100%
100
Over 1.5 (2+)
N/A
100%
100
Over 2.5 (3+)
N/A
100%
100
Over 3.5 (4+)
N/A
100%
100
Over 4.5 (5+)
N/A
100%
100
Over 5.5 (6+)
N/A
100%
100
Over 6.5 (7+)
N/A
100%
100
Over 7.5 (8+)
N/A
0%
100
3 Set Matches
Data Point
Career
Number
Percentile
Double Faults Per Match
3
24 / 8
51
Over 0.5 (1+)
88%
7 / 8
57
Over 1.5 (2+)
75%
6 / 8
50
Over 2.5 (3+)
50%
4 / 8
63
Over 3.5 (4+)
25%
2 / 8
76
Over 4.5 (5+)
25%
2 / 8
55
Over 5.5 (6+)
25%
2 / 8
37
Over 6.5 (7+)
13%
1 / 8
44
Over 7.5 (8+)
0%
0 / 8
100
Tie Breaks - Over/Under
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
0.24
0.24
41
Over 0.5
10%
10%
20
Over 1.5
0%
1%
0
Under 0.5
90%
90%
53
Under 1.5
100%
99%
19
3 Set Matches
Data Point
Career
Number
Percentile
Tie Breaks Per Match
0.21
N/A
56
Over 0.5
11%
N/A
61
Over 1.5
0%
N/A
0
Under 0.5
89%
N/A
32
Under 1.5
100%
N/A
32
Net Points Won per Match
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Nets Points Won
N/A
N/A
0
Nets Points Won / Match (3 Sets)
N/A
N/A
0
More Nets Points Won Than Opponent
N/A
N/A
0
Same Nets Points Won As Opponent
N/A
N/A
0
Less Nets Points Won Than Opponent
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Over 7.5
N/A
N/A
0
Over 8.5
N/A
N/A
0
Over 9.5
N/A
N/A
0
Over 10.5
N/A
N/A
0
Over 11.5
N/A
N/A
0
Over 12.5
N/A
N/A
0
Over 13.5
N/A
N/A
0
Over 14.5
N/A
N/A
0
Data Point
Percentage
Percentile
Nets Points Won Percent
N/A
0
Nets Points Won Avg per match (3 Sets)
N/A
0
More Nets Points Won than opponent
N/A
0
Same Nets Points Won as opponent
N/A
0
Less Nets Points Won than opponent
N/A
0
Over 4.5
N/A
0
Over 5.5
N/A
0
Over 6.5
N/A
0
Over 7.5
N/A
0
Over 8.5
N/A
0
Over 9.5
N/A
0
Over 10.5
N/A
0
Over 11.5
N/A
0
Over 12.5
N/A
0
Over 13.5
N/A
0
Over 14.5
N/A
0
Over 15.5
N/A
0
Over 16.5
N/A
0
Over 17.5
N/A
0
Over 18.5
N/A
0
Over 19.5
N/A
0
Over 20.5
N/A
0
Over 21.5
N/A
0
Over 22.5
N/A
0
Over 23.5
N/A
0
Over 24.5
N/A
0
Over 25.5
N/A
0
Win Percentage (Hard Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Match Wins
68%
66%
95
Match Wins (3 Sets)
71%
66%
97
Wins in Straight Sets
57%
49%
98
Wins From Behind
30%
29%
95
Won At Least 1 Set
73%
79%
77
Set 1 Win
55%
61%
73
Set 2 Win
73%
67%
98
Set 3 Win
75%
57%
90
Data Point
Percentage
Number
Percentile
Match Wins
68%
162 / 238
98
Match Wins (3 Sets)
68%
162 / 238
98
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
50%
119 / 238
98
Wins From Behind
29%
31 times
98
Won At Least 1 Set
80%
191 / 238
97
Set 1 Win
62%
147 / 238
94
Set 2 Win
69%
160 / 233
98
Set 3 Win
60%
43 / 72
85
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0
Aces (Hard Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
0.00
0
Most Aces in a match
N/A
0%
0
Over 0.5 Aces
N/A
0%
0
Over 1.5 Aces
N/A
0%
0
Over 2.5 Aces
N/A
0%
0
Over 3.5 Aces
N/A
0%
0
Over 4.5 Aces
N/A
0%
0
Over 5.5 Aces
N/A
0%
0
Over 6.5 Aces
N/A
0%
0
Over 7.5 Aces
N/A
0%
0
Over 8.5 Aces
N/A
0%
0
Over 9.5 Aces
N/A
0%
0
Over 14.5 Aces
N/A
0%
0
Data Point
Percentage
Number
Percentile
Aces Per Match
0.5
4 / 8
3
Over 0.5 Aces
25%
2 / 8
2
Over 1.5 Aces
25%
2 / 8
6
Over 2.5 Aces
0%
0 / 8
0
Over 3.5 Aces
0%
0 / 8
0
Over 4.5 Aces
0%
0 / 8
0
Over 5.5 Aces
0%
0 / 8
0
Over 6.5 Aces
0%
0 / 8
0
Over 7.5 Aces
0%
0 / 8
0
Over 8.5 Aces
0%
0 / 8
0
Over 9.5 Aces
0%
0 / 8
0
Over 14.5 Aces
0%
0 / 8
0
Match Total Games (Hard Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
20.33
20.83
32
Over 12.5
100%
99%
38
Over 13.5
100%
96%
52
Over 14.5
100%
91%
68
Over 15.5
90%
81%
55
Over 16.5
76%
66%
36
Over 17.5
67%
59%
39
Over 18.5
67%
56%
65
Over 19.5
43%
43%
22
Over 20.5
33%
37%
13
Over 21.5
24%
34%
8
Over 22.5
19%
33%
6
Over 23.5
14%
31%
4
Over 24.5
14%
26%
5
Over 25.5
14%
26%
7
Over 26.5
14%
24%
11
Over 27.5
10%
20%
6
Over 28.5
10%
14%
12
Over 29.5
10%
13%
23
Over 30.5
10%
11%
38
Data Point
Percentage
Number
Percentile
Average Total Games (3 Set Matches)
20.16
5021 / 249
28
Over 12.5
96%
228 / 249
21
Over 13.5
89%
211 / 249
9
Over 14.5
84%
199 / 249
13
Over 15.5
74%
177 / 249
12
Over 16.5
65%
154 / 249
13
Over 17.5
56%
134 / 249
16
Over 18.5
51%
122 / 249
24
Over 19.5
43%
102 / 249
22
Over 20.5
37%
89 / 249
23
Over 21.5
34%
82 / 249
27
Over 22.5
33%
78 / 249
42
Over 23.5
31%
73 / 249
51
Over 24.5
27%
65 / 249
41
Over 25.5
24%
57 / 249
43
Over 26.5
21%
50 / 249
46
Over 27.5
18%
44 / 249
46
Over 28.5
14%
34 / 249
41
Over 29.5
10%
24 / 249
32
Over 30.5
8%
18 / 249
38
Break Points Won (Hard Courts)
2026 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
4.50
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
0
Over 2.5
N/A
100%
0
Over 3.5
N/A
0%
0
Over 4.5
N/A
0%
0
Over 5.5
N/A
0%
0
Over 6.5
N/A
0%
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
1.50
0
Average Break-Points Converted (Set 2)
N/A
3.00
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
14%
0
will not Break Serve %
N/A
40%
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
0%
0
Over 2.5
N/A
0%
0
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
2026
Number
Percentile
Breaks Per Match
4.31
N/A
93
Over 0.5
75%
6 / 8
24
Over 1.5
75%
6 / 8
63
Over 2.5
63%
5 / 8
71
Over 3.5
38%
3 / 8
54
Over 4.5
38%
3 / 8
78
Over 5.5
38%
3 / 8
95
Over 6.5
13%
1 / 8
78
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
1.75
N/A
89
Average Break-Points Converted (Set 2)
1.56
N/A
75
Average Break-Points Converted (Set 3)
2.67
N/A
99
will Break Serve %
31%
N/A
34
will not Break Serve %
47%
N/A
66
Over 0.5
75%
6 / 8
70
Over 1.5
38%
3 / 8
57
Over 2.5
25%
2 / 8
78
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
7.00
100
Over 0.5 (1+)
N/A
100%
100
Over 1.5 (2+)
N/A
100%
100
Over 2.5 (3+)
N/A
100%
100
Over 3.5 (4+)
N/A
100%
100
Over 4.5 (5+)
N/A
100%
100
Over 5.5 (6+)
N/A
100%
100
Over 6.5 (7+)
N/A
100%
100
Over 7.5 (8+)
N/A
0%
100
3 Set Matches
Data Point
Career
Number
Percentile
Double Faults Per Match
3
24 / 8
51
Over 0.5 (1+)
88%
7 / 8
59
Over 1.5 (2+)
75%
6 / 8
51
Over 2.5 (3+)
50%
4 / 8
63
Over 3.5 (4+)
25%
2 / 8
78
Over 4.5 (5+)
25%
2 / 8
55
Over 5.5 (6+)
25%
2 / 8
38
Over 6.5 (7+)
13%
1 / 8
45
Over 7.5 (8+)
0%
0 / 8
100
Tie Breaks (Hard Courts)
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
0.24
0.24
41
Over 0.5
10%
10%
20
Over 1.5
0%
1%
0
Under 0.5
90%
90%
53
Under 1.5
100%
99%
19
3 Set Matches
Data Point
Career
Number
Percentile
Tie Breaks Per Match
0.21
N/A
56
Over 0.5
11%
N/A
61
Over 1.5
0%
N/A
0
Under 0.5
89%
N/A
32
Under 1.5
100%
N/A
32
Net Points Won (Hard Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Nets Points Won
N/A
N/A
0
Nets Points Won / Match (3 Sets)
N/A
N/A
0
More Nets Points Won Than Opponent
N/A
N/A
0
Same Nets Points Won As Opponent
N/A
N/A
0
Less Nets Points Won Than Opponent
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Over 7.5
N/A
N/A
0
Over 8.5
N/A
N/A
0
Over 9.5
N/A
N/A
0
Over 10.5
N/A
N/A
0
Over 11.5
N/A
N/A
0
Over 12.5
N/A
N/A
0
Over 13.5
N/A
N/A
0
Over 14.5
N/A
N/A
0
Data Point
Percentage
Percentile
Nets Points Won Percent
N/A
0
Nets Points Won Avg per match (3 Sets)
N/A
0
More Nets Points Won than opponent
N/A
0
Same Nets Points Won as opponent
N/A
0
Less Nets Points Won than opponent
N/A
0
Over 4.5
N/A
0
Over 5.5
N/A
0
Over 6.5
N/A
0
Over 7.5
N/A
0
Over 8.5
N/A
0
Over 9.5
N/A
0
Over 10.5
N/A
0
Over 11.5
N/A
0
Over 12.5
N/A
0
Over 13.5
N/A
0
Over 14.5
N/A
0
Over 15.5
N/A
0
Over 16.5
N/A
0
Over 17.5
N/A
0
Over 18.5
N/A
0
Over 19.5
N/A
0
Over 20.5
N/A
0
Over 21.5
N/A
0
Over 22.5
N/A
0
Over 23.5
N/A
0
Over 24.5
N/A
0
Over 25.5
N/A
0
Win Percentage (Clay Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Match Wins
N/A
N/A
0
Match Wins (3 Sets)
N/A
N/A
0
Wins in Straight Sets
N/A
N/A
0
Wins From Behind
N/A
N/A
0
Won At Least 1 Set
N/A
N/A
0
Set 1 Win
N/A
N/A
0
Set 2 Win
N/A
N/A
0
Set 3 Win
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Match Wins
55%
6 / 11
98
Match Wins (3 Sets)
55%
6 / 11
98
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
45%
5 / 11
98
Wins From Behind
17%
1 times
98
Won At Least 1 Set
64%
7 / 11
97
Set 1 Win
55%
6 / 11
94
Set 2 Win
55%
6 / 11
98
Set 3 Win
50%
1 / 2
85
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0
Aces (Clay Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
N/A
0
Most Aces in a match
N/A
N/A
0
Over 0.5 Aces
N/A
N/A
0
Over 1.5 Aces
N/A
N/A
0
Over 2.5 Aces
N/A
N/A
0
Over 3.5 Aces
N/A
N/A
0
Over 4.5 Aces
N/A
N/A
0
Over 5.5 Aces
N/A
N/A
0
Over 6.5 Aces
N/A
N/A
0
Over 7.5 Aces
N/A
N/A
0
Over 8.5 Aces
N/A
N/A
0
Over 9.5 Aces
N/A
N/A
0
Over 14.5 Aces
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Aces Per Match
N/A
0 / 0
0
Over 0.5 Aces
N/A
N/A
0
Over 1.5 Aces
N/A
N/A
0
Over 2.5 Aces
N/A
N/A
0
Over 3.5 Aces
N/A
N/A
0
Over 4.5 Aces
N/A
N/A
0
Over 5.5 Aces
N/A
N/A
0
Over 6.5 Aces
N/A
N/A
0
Over 7.5 Aces
N/A
N/A
0
Over 8.5 Aces
N/A
N/A
0
Over 9.5 Aces
N/A
N/A
0
Over 14.5 Aces
N/A
N/A
0
Match Total Games (Clay Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
N/A
N/A
0
Over 12.5
N/A
N/A
0
Over 13.5
N/A
N/A
0
Over 14.5
N/A
N/A
0
Over 15.5
N/A
N/A
0
Over 16.5
N/A
N/A
0
Over 17.5
N/A
N/A
0
Over 18.5
N/A
N/A
0
Over 19.5
N/A
N/A
0
Over 20.5
N/A
N/A
0
Over 21.5
N/A
N/A
0
Over 22.5
N/A
N/A
0
Over 23.5
N/A
N/A
0
Over 24.5
N/A
N/A
0
Over 25.5
N/A
N/A
0
Over 26.5
N/A
N/A
0
Over 27.5
N/A
N/A
0
Over 28.5
N/A
N/A
0
Over 29.5
N/A
N/A
0
Over 30.5
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Average Total Games (3 Set Matches)
17.55
4369 / 249
7
Over 12.5
100%
11 / 249
69
Over 13.5
91%
10 / 249
14
Over 14.5
55%
6 / 249
0
Over 15.5
45%
5 / 249
0
Over 16.5
45%
5 / 249
2
Over 17.5
36%
4 / 249
2
Over 18.5
36%
4 / 249
5
Over 19.5
27%
3 / 249
4
Over 20.5
18%
2 / 249
2
Over 21.5
18%
2 / 249
3
Over 22.5
18%
2 / 249
6
Over 23.5
18%
2 / 249
9
Over 24.5
18%
2 / 249
11
Over 25.5
18%
2 / 249
17
Over 26.5
9%
1 / 249
5
Over 27.5
0%
0 / 249
0
Over 28.5
0%
0 / 249
0
Over 29.5
0%
0 / 249
0
Over 30.5
0%
0 / 249
0
Break Points Won (Clay Courts)
2026 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
N/A
0
Average Break-Points Converted (Set 2)
N/A
N/A
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
0
will not Break Serve %
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
N/A
N/A
0
Average Break-Points Converted (Set 2)
N/A
N/A
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
0
will not Break Serve %
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Clay Courts)
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
3 Set Matches
Data Point
Career
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Tie Breaks (Clay Courts)
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
3 Set Matches
Data Point
Career
Number
Percentile
Tie Breaks Per Match
0.09
N/A
21
Over 0.5
9%
N/A
46
Over 1.5
0%
N/A
0
Under 0.5
91%
N/A
44
Under 1.5
100%
N/A
32
Win Percentage (Grass Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Match Wins
N/A
N/A
0
Match Wins (3 Sets)
N/A
N/A
0
Wins in Straight Sets
N/A
N/A
0
Wins From Behind
N/A
N/A
0
Won At Least 1 Set
N/A
N/A
0
Set 1 Win
N/A
N/A
0
Set 2 Win
N/A
N/A
0
Set 3 Win
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Match Wins
N/A
0 / 0
98
Match Wins (3 Sets)
N/A
0 / 0
98
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
N/A
0 / 0
98
Wins From Behind
N/A
0 times
98
Won At Least 1 Set
N/A
0 / 0
97
Set 1 Win
N/A
0 / 0
94
Set 2 Win
N/A
0 / 0
98
Set 3 Win
N/A
0 / 0
85
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0
Aces (Grass Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
N/A
0
Most Aces in a match
N/A
N/A
0
Over 0.5 Aces
N/A
N/A
0
Over 1.5 Aces
N/A
N/A
0
Over 2.5 Aces
N/A
N/A
0
Over 3.5 Aces
N/A
N/A
0
Over 4.5 Aces
N/A
N/A
0
Over 5.5 Aces
N/A
N/A
0
Over 6.5 Aces
N/A
N/A
0
Over 7.5 Aces
N/A
N/A
0
Over 8.5 Aces
N/A
N/A
0
Over 9.5 Aces
N/A
N/A
0
Over 14.5 Aces
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Aces Per Match
N/A
0 / 0
0
Over 0.5 Aces
N/A
N/A
0
Over 1.5 Aces
N/A
N/A
0
Over 2.5 Aces
N/A
N/A
0
Over 3.5 Aces
N/A
N/A
0
Over 4.5 Aces
N/A
N/A
0
Over 5.5 Aces
N/A
N/A
0
Over 6.5 Aces
N/A
N/A
0
Over 7.5 Aces
N/A
N/A
0
Over 8.5 Aces
N/A
N/A
0
Over 9.5 Aces
N/A
N/A
0
Over 14.5 Aces
N/A
N/A
0
Match Total Games (Grass Courts)
2026 & Last 12 Months
Career
Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
N/A
N/A
0
Over 12.5
N/A
N/A
0
Over 13.5
N/A
N/A
0
Over 14.5
N/A
N/A
0
Over 15.5
N/A
N/A
0
Over 16.5
N/A
N/A
0
Over 17.5
N/A
N/A
0
Over 18.5
N/A
N/A
0
Over 19.5
N/A
N/A
0
Over 20.5
N/A
N/A
0
Over 21.5
N/A
N/A
0
Over 22.5
N/A
N/A
0
Over 23.5
N/A
N/A
0
Over 24.5
N/A
N/A
0
Over 25.5
N/A
N/A
0
Over 26.5
N/A
N/A
0
Over 27.5
N/A
N/A
0
Over 28.5
N/A
N/A
0
Over 29.5
N/A
N/A
0
Over 30.5
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Average Total Games (3 Set Matches)
N/A
N/A
0
Over 12.5
N/A
0 / 249
0
Over 13.5
N/A
0 / 249
0
Over 14.5
N/A
0 / 249
0
Over 15.5
N/A
0 / 249
0
Over 16.5
N/A
0 / 249
0
Over 17.5
N/A
0 / 249
0
Over 18.5
N/A
0 / 249
0
Over 19.5
N/A
0 / 249
0
Over 20.5
N/A
0 / 249
0
Over 21.5
N/A
0 / 249
0
Over 22.5
N/A
0 / 249
0
Over 23.5
N/A
0 / 249
0
Over 24.5
N/A
0 / 249
0
Over 25.5
N/A
0 / 249
0
Over 26.5
N/A
0 / 249
0
Over 27.5
N/A
0 / 249
0
Over 28.5
N/A
0 / 249
0
Over 29.5
N/A
0 / 249
0
Over 30.5
N/A
0 / 249
0
Break Points Won (Grass Courts)
2026 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
N/A
0
Average Break-Points Converted (Set 2)
N/A
N/A
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
0
will not Break Serve %
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
N/A
N/A
0
Average Break-Points Converted (Set 2)
N/A
N/A
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
0
will not Break Serve %
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Grass Courts)
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
3 Set Matches
Data Point
Career
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Tie Breaks (Grass Courts)
2026 & Last 12 Months
Career
3 Set Matches
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
3 Set Matches
Data Point
Career
Number
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Latest Results For Dayeon Back
Date
Tournament
Player
Opponent
May 8
2026
W35 Changwon ITF Women
Hard
W
Dayeon Back
2
-1
Yuki Naito
May 7
2026
W35 Changwon ITF Women
Hard
W
Dayeon Back
2
-0
Ha Eum Lee
May 6
2026
W35 Changwon ITF Women
Hard
W
Dayeon Back
2
-0
Rinko Matsuda
May 2
2026
W35 Goyang ITF Women
Hard
L
Dayeon Back
0
-2
Sohyun Park
May 1
2026
W35 Goyang ITF Women
Hard
W
Dayeon Back
2
-0
Malaika Rapolu
Apr 30
2026
W35 Goyang ITF Women
Hard
W
Dayeon Back
2
-0
Jiangxue Han
Apr 29
2026
W35 Goyang ITF Women
Hard
W
Dayeon Back
2
-0
Jenna Defalco
Apr 26
2026
W15 Singapore 2 ITF Women
Hard
L
Dayeon Back
0
-2
Rinko Matsuda
Apr 25
2026
W15 Singapore 2 ITF Women
Hard
W
Dayeon Back
2
-0
Yingqun Sun
Apr 24
2026
W15 Singapore 2 ITF Women
Hard
W
Dayeon Back
2
-0
Yujin Kim
Apr 23
2026
W15 Singapore 2 ITF Women
Hard
W
Dayeon Back
2
-0
Carolann Delaunay
Apr 22
2026
W15 Singapore 2 ITF Women
Hard
W
Dayeon Back
2
-1
Cherry Kim
Mar 19
2026
W35 Maanshan ITF Women
Hard
L
Dayeon Back
0
-2
Valeria Savinykh
Mar 18
2026
W35 Maanshan ITF Women
Hard
W
Dayeon Back
2
-0
Yuhan Wang
Mar 6
2026
W35 Monastir 2 ITF Women
Hard
L
Dayeon Back
0
-2
Noemi Basiletti
Mar 5
2026
W35 Monastir 2 ITF Women
Hard
W
Dayeon Back
2
-0
Alessandra Mazzola
Mar 4
2026
W35 Monastir 2 ITF Women
Hard
W
Dayeon Back
2
-0
Angelica Raggi
Feb 27
2026
W35 Monastir ITF Women
Hard
L
Dayeon Back
0
-2
Eliska Tichackova
Feb 26
2026
W35 Monastir ITF Women
Hard
W
Dayeon Back
2
-0
Georgina Garcia-Perez
Feb 25
2026
W35 Monastir ITF Women
Hard
W
Dayeon Back
2
-1
Angelica Raggi
Feb 17
2026
W100 Bengaluru ITF Women
Hard
L
Dayeon Back
1
-2
Sahaja Yamalapalli
Feb 9
2026
W75 Pune ITF Women
Hard
L
Dayeon Back
0
-2
Tatiana Prozorova
Total Sets
Dayeon Back
31 - 17
Opponent
Total Wins
Dayeon Back
15 - 7
Opponent
Win Percentage
Dayeon Back
68% - 32%
Opponent
CSV / Excel File Downloads For Back
Full Stats (All Courts)
Each column shows stats for a single year, and the first column will show Back's career data.
Ranking
Elo
Titles
Tournament
Year
Result
W35 Monastir ITF Doubles Women
2026
Won
W15 Singapore 2 ITF Women
2026
2nd
W35 Goyang ITF Doubles Women
2026
Won
W35 Timaru ITF Doubles Women
2025
2nd
W35 Nonthaburi ITF Women
2025
2nd
W15 Nonthaburi ITF Women
2025
2nd
W35 Andong ITF Doubles Women
2025
Won
W15 Daegu ITF Doubles Women
2025
Won
W15 Daegu ITF Women
2025
Won
W35 Monastir 2 ITF Doubles Women
2025
Won
W35 Monastir 3 ITF Women
2025
Won
W35 Monastir 3 ITF Doubles Women
2025
2nd
W35 Makinohara ITF Women
2025
2nd
W75 Playford ITF Doubles Women
2025
2nd
W15 Monastir 17 ITF Women
2024
Won
W15 Monastir 17 ITF Doubles Women
2024
2nd
W35 Daegu ITF Women
2024
Won
W15 Yeongwol 2 ITF Doubles Women
2024
2nd
W15 Monastir 16 ITF Women
2024
2nd
W15 Ust-Kamenogorsk ITF Doubles Women
2024
2nd
W15 Ust-Kamenogorsk 2 ITF Doubles Women
2024
Won
W15 Yeongwol ITF Women
2024
Won
W15 Yeongwol 2 ITF Women
2024
Won
W15 Sapporo 3 ITF Women
2023
Won
W15 Nakhon Si Thammarat 4 ITF Women
2023
2nd
W15 Sharm ElSheikh 5 ITF Doubles Women
2023
2nd
W15 Sapporo 2 ITF Doubles Women
2023
2nd
W15 Sapporo 3 ITF Doubles Women
2023
2nd
W15 Yeongwol ITF Women
2023
Won
W15 Yeongwol 2 ITF Women
2023
2nd
W15 Yeongwol 2 ITF Doubles Women
2023
2nd
W15 Yeongwol ITF Doubles Women
2022
2nd
W15 Yeongwol 2 ITF Women
2022
Won
W15 Yeongwol 2 ITF Doubles Women
2022
2nd
W15 Monastir 22 ITF Doubles Women
2022
2nd
W15 Antalya 29 ITF Doubles Women
2021
2nd
W15 Antalya 30 ITF Doubles Women
2021
2nd
W15 Antalya 31 ITF Doubles Women
2021
Won
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Show Totals (123)