Loading
Dayeon Back Stats, Ranking & Age
Dayeon Back - South Korea
60 Average Form
L
W
W
W
W
L
W
WTA Rank
295
Elo Score
224
Singles - Career
Age
W-L
Career Winnings
Height
Weight
Hand
23
119 - 57
$74,416
-
-
-
Dayeon Back is recently performing at a average level. Dayeon Back's record in 2025 is 9 wins to 6 losses. Their career record is 119 wins to 57 losses.
Stats
Matches & Results
Surface : All
2025 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
$423Earned Per Match
58
Current Ranking
WTA - Women
WTA - Women
295Since Jul 2024
224Elo Points
79
Win Percentage
2025 Year
2025 Year
60.0%9 / 15 Matches
AverageAverage Form
82
Win Percentage
Trailing 12 Months
Trailing 12 Months
73.7%56 / 76 Matches
GoodGood Form
97
Win Percentage
Career Total
Career Total
67.6%119 / 176 Matches
AverageAverage Form
99
On the Court This Year
Aces
2025
2025
N/AAces Per Match
-0 / 0 matches
N/A
First Serve
2025
2025
N/AFirst Serve
-Success Rate
N/A
Double Faults
2025
2025
N/APer Match
-0 / 0 matches
N/A
Break Points Won
2025
2025
N/ABP Converted
-N/A Breaks
N/A
Dayeon Back is ranked 295 in the WTA rankings with an ELO score of 224. In 2025, Dayeon Back is in Average form, achieving 60.0% wins.
Data Point
Stat
Age
23
Forehand
Birthday
January 24, 2002
Height
m
Win Percentage (Match / Set)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Match Wins
60%
74%
85
Match Wins (3 Sets)
60%
74%
84
Wins in Straight Sets
47%
57%
90
Wins From Behind
25%
29%
88
Won At Least 1 Set
73%
82%
78
Set 1 Win
47%
64%
55
Set 2 Win
73%
74%
97
Set 3 Win
67%
72%
85
Data Point
Percentage
Number
Percentile
Match Wins
68%
119 / 176
99
Match Wins (3 Sets)
68%
119 / 176
99
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
51%
90 / 176
99
Wins From Behind
26%
20 times
97
Won At Least 1 Set
80%
141 / 176
97
Set 1 Win
62%
109 / 176
96
Set 2 Win
69%
119 / 172
99
Set 3 Win
58%
29 / 50
85
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0
Aces Stats (3 Set Matches Only)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Aces Per Match
N/A
0
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
0.57
4 / 7
4
Over 0.5 Aces
29%
2 / 7
4
Over 1.5 Aces
29%
2 / 7
10
Over 2.5 Aces
0%
0 / 7
0
Over 3.5 Aces
0%
0 / 7
0
Over 4.5 Aces
0%
0 / 7
0
Over 5.5 Aces
0%
0 / 7
0
Over 6.5 Aces
0%
0 / 7
0
Over 7.5 Aces
0%
0 / 7
0
Over 8.5 Aces
0%
0 / 7
0
Over 9.5 Aces
0%
0 / 7
0
Over 14.5 Aces
0%
0 / 7
0
Match Total Games Stats
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
18.4
19.17
15
Over 12.5
100%
96%
41
Over 13.5
93%
88%
27
Over 14.5
87%
87%
26
Over 15.5
67%
72%
13
Over 16.5
67%
63%
26
Over 17.5
60%
54%
28
Over 18.5
47%
50%
20
Over 19.5
40%
39%
22
Over 20.5
27%
30%
12
Over 21.5
20%
28%
5
Over 22.5
13%
26%
3
Over 23.5
13%
22%
4
Over 24.5
7%
18%
0
Over 25.5
0%
12%
0
Over 26.5
0%
11%
0
Over 27.5
0%
9%
0
Over 28.5
0%
7%
0
Over 29.5
0%
4%
0
Over 30.5
0%
1%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
19.54
12
Over 12.5
95%
12
Over 13.5
86%
3
Over 14.5
78%
3
Over 15.5
68%
4
Over 16.5
61%
6
Over 17.5
52%
8
Over 18.5
47%
11
Over 19.5
41%
14
Over 20.5
35%
14
Over 21.5
32%
16
Over 22.5
31%
28
Over 23.5
28%
30
Over 24.5
26%
30
Over 25.5
22%
26
Over 26.5
18%
23
Over 27.5
16%
25
Over 28.5
13%
25
Over 29.5
8%
13
Over 30.5
5%
8
Break of Serve (Break Points Won) - Over/Under
2025 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2025
Last 12
Percentile
Breaks Per Match
N/A
4
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
0
Over 2.5
N/A
0%
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
2025
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
2.50
0
Average Break-Points Converted (Set 2)
N/A
1.50
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
29%
0
will not Break Serve %
N/A
60%
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
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
2025
Number
Percentile
Breaks Per Match
4.29
N/A
97
Over 0.5
71%
5 / 7
29
Over 1.5
71%
5 / 7
67
Over 2.5
57%
4 / 7
74
Over 3.5
43%
3 / 7
80
Over 4.5
43%
3 / 7
96
Over 5.5
43%
3 / 7
98
Over 6.5
14%
1 / 7
94
Data Point
2025
Number
Percentile
Average Break-Points Converted (Set 1)
1.79
N/A
95
Average Break-Points Converted (Set 2)
1.36
N/A
70
Average Break-Points Converted (Set 3)
2.67
N/A
99
will Break Serve %
34%
N/A
46
will not Break Serve %
47%
N/A
65
Over 0.5
71%
5 / 7
72
Over 1.5
43%
3 / 7
77
Over 2.5
29%
2 / 7
93
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2025 & Last 12 Months
Career
3 Set Matches
Data Point
2025
Last 12
Percentile
Double Faults Per Match
N/A
2
100
Over 0.5 (1+)
N/A
100%
100
Over 1.5 (2+)
N/A
100%
100
Over 2.5 (3+)
N/A
0%
100
Over 3.5 (4+)
N/A
0%
100
Over 4.5 (5+)
N/A
0%
100
Over 5.5 (6+)
N/A
0%
100
Over 6.5 (7+)
N/A
0%
100
Over 7.5 (8+)
N/A
0%
100
3 Set Matches
Data Point
2025
Number
Percentile
Double Faults Per Match
2.43
17 / 7
62
Over 0.5 (1+)
86%
6 / 7
57
Over 1.5 (2+)
71%
5 / 7
49
Over 2.5 (3+)
43%
3 / 7
64
Over 3.5 (4+)
14%
1 / 7
91
Over 4.5 (5+)
14%
1 / 7
73
Over 5.5 (6+)
14%
1 / 7
51
Over 6.5 (7+)
0%
0 / 7
100
Over 7.5 (8+)
0%
0 / 7
100
Win Percentage (Hard Courts)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Match Wins
60%
74%
85
Match Wins (3 Sets)
60%
74%
84
Wins in Straight Sets
47%
57%
90
Wins From Behind
25%
29%
88
Won At Least 1 Set
73%
82%
78
Set 1 Win
47%
64%
55
Set 2 Win
73%
74%
97
Set 3 Win
67%
72%
85
Data Point
Percentage
Number
Percentile
Match Wins
68%
113 / 165
99
Match Wins (3 Sets)
68%
113 / 165
99
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
52%
85 / 165
99
Wins From Behind
27%
19 times
97
Won At Least 1 Set
81%
134 / 165
97
Set 1 Win
62%
103 / 165
96
Set 2 Win
70%
113 / 161
99
Set 3 Win
58%
28 / 48
85
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0
Aces (Hard Courts)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Aces Per Match
N/A
0
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
0.57
4 / 7
2
Over 0.5 Aces
29%
2 / 7
2
Over 1.5 Aces
29%
2 / 7
4
Over 2.5 Aces
0%
0 / 7
0
Over 3.5 Aces
0%
0 / 7
0
Over 4.5 Aces
0%
0 / 7
0
Over 5.5 Aces
0%
0 / 7
0
Over 6.5 Aces
0%
0 / 7
0
Over 7.5 Aces
0%
0 / 7
0
Over 8.5 Aces
0%
0 / 7
0
Over 9.5 Aces
0%
0 / 7
0
Over 14.5 Aces
0%
0 / 7
0
Match Total Games (Hard Courts)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
18.4
19.17
18
Over 12.5
100%
96%
41
Over 13.5
93%
88%
27
Over 14.5
87%
87%
26
Over 15.5
67%
72%
13
Over 16.5
67%
63%
26
Over 17.5
60%
54%
28
Over 18.5
47%
50%
20
Over 19.5
40%
39%
22
Over 20.5
27%
30%
12
Over 21.5
20%
28%
5
Over 22.5
13%
26%
3
Over 23.5
13%
22%
4
Over 24.5
7%
18%
0
Over 25.5
0%
12%
0
Over 26.5
0%
11%
0
Over 27.5
0%
9%
0
Over 28.5
0%
7%
0
Over 29.5
0%
4%
0
Over 30.5
0%
1%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
19.67
16
Over 12.5
95%
12
Over 13.5
86%
3
Over 14.5
78%
3
Over 15.5
68%
4
Over 16.5
61%
6
Over 17.5
52%
8
Over 18.5
47%
11
Over 19.5
41%
14
Over 20.5
35%
14
Over 21.5
32%
16
Over 22.5
31%
28
Over 23.5
28%
30
Over 24.5
26%
30
Over 25.5
22%
26
Over 26.5
18%
23
Over 27.5
16%
25
Over 28.5
13%
25
Over 29.5
8%
13
Over 30.5
5%
8
Break Points Won (Hard Courts)
2025 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2025
Last 12
Percentile
Breaks Per Match
N/A
4
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
0
Over 2.5
N/A
0%
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
2025
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
2.50
0
Average Break-Points Converted (Set 2)
N/A
1.50
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
29%
0
will not Break Serve %
N/A
60%
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
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
2025
Number
Percentile
Breaks Per Match
4.29
N/A
98
Over 0.5
71%
5 / 7
27
Over 1.5
71%
5 / 7
70
Over 2.5
57%
4 / 7
80
Over 3.5
43%
3 / 7
84
Over 4.5
43%
3 / 7
95
Over 5.5
43%
3 / 7
98
Over 6.5
14%
1 / 7
92
Data Point
2025
Number
Percentile
Average Break-Points Converted (Set 1)
1.79
N/A
95
Average Break-Points Converted (Set 2)
1.36
N/A
79
Average Break-Points Converted (Set 3)
2.67
N/A
99
will Break Serve %
34%
N/A
50
will not Break Serve %
47%
N/A
69
Over 0.5
71%
5 / 7
75
Over 1.5
43%
3 / 7
82
Over 2.5
29%
2 / 7
93
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2025 & Last 12 Months
Career
3 Set Matches
Data Point
2025
Last 12
Percentile
Double Faults Per Match
N/A
2
100
Over 0.5 (1+)
N/A
100%
100
Over 1.5 (2+)
N/A
100%
100
Over 2.5 (3+)
N/A
0%
100
Over 3.5 (4+)
N/A
0%
100
Over 4.5 (5+)
N/A
0%
100
Over 5.5 (6+)
N/A
0%
100
Over 6.5 (7+)
N/A
0%
100
Over 7.5 (8+)
N/A
0%
100
3 Set Matches
Data Point
2025
Number
Percentile
Double Faults Per Match
2.43
17 / 7
61
Over 0.5 (1+)
86%
6 / 7
59
Over 1.5 (2+)
71%
5 / 7
51
Over 2.5 (3+)
43%
3 / 7
65
Over 3.5 (4+)
14%
1 / 7
91
Over 4.5 (5+)
14%
1 / 7
73
Over 5.5 (6+)
14%
1 / 7
52
Over 6.5 (7+)
0%
0 / 7
100
Over 7.5 (8+)
0%
0 / 7
100
Win Percentage (Clay Courts)
2025 & Last 12 Months
Career
Data Point
2025
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
99
Match Wins (3 Sets)
55%
6 / 11
99
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
45%
5 / 11
99
Wins From Behind
17%
1 times
97
Won At Least 1 Set
64%
7 / 11
97
Set 1 Win
55%
6 / 11
96
Set 2 Win
55%
6 / 11
99
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)
2025 & Last 12 Months
Career
Data Point
2025
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)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
N/A
N/A
0
Over 12.5
100%
96%
41
Over 13.5
93%
88%
27
Over 14.5
87%
87%
26
Over 15.5
67%
72%
13
Over 16.5
67%
63%
26
Over 17.5
60%
54%
28
Over 18.5
47%
50%
20
Over 19.5
40%
39%
22
Over 20.5
27%
30%
12
Over 21.5
20%
28%
5
Over 22.5
13%
26%
3
Over 23.5
13%
22%
4
Over 24.5
7%
18%
0
Over 25.5
0%
12%
0
Over 26.5
0%
11%
0
Over 27.5
0%
9%
0
Over 28.5
0%
7%
0
Over 29.5
0%
4%
0
Over 30.5
0%
1%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
17.55
7
Over 12.5
95%
12
Over 13.5
86%
3
Over 14.5
78%
3
Over 15.5
68%
4
Over 16.5
61%
6
Over 17.5
52%
8
Over 18.5
47%
11
Over 19.5
41%
14
Over 20.5
35%
14
Over 21.5
32%
16
Over 22.5
31%
28
Over 23.5
28%
30
Over 24.5
26%
30
Over 25.5
22%
26
Over 26.5
18%
23
Over 27.5
16%
25
Over 28.5
13%
25
Over 29.5
8%
13
Over 30.5
5%
8
Break Points Won (Clay Courts)
2025 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2025
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
2025
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
2025
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
2025
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)
2025 & Last 12 Months
Career
3 Set Matches
Data Point
2025
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
2025
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
Win Percentage (Grass Courts)
2025 & Last 12 Months
Career
Data Point
2025
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
99
Match Wins (3 Sets)
N/A
0 / 0
99
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
N/A
0 / 0
99
Wins From Behind
N/A
0 times
97
Won At Least 1 Set
N/A
0 / 0
97
Set 1 Win
N/A
0 / 0
96
Set 2 Win
N/A
0 / 0
99
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)
2025 & Last 12 Months
Career
Data Point
2025
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)
2025 & Last 12 Months
Career
Data Point
2025
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
N/A
N/A
0
Over 12.5
100%
96%
41
Over 13.5
93%
88%
27
Over 14.5
87%
87%
26
Over 15.5
67%
72%
13
Over 16.5
67%
63%
26
Over 17.5
60%
54%
28
Over 18.5
47%
50%
20
Over 19.5
40%
39%
22
Over 20.5
27%
30%
12
Over 21.5
20%
28%
5
Over 22.5
13%
26%
3
Over 23.5
13%
22%
4
Over 24.5
7%
18%
0
Over 25.5
0%
12%
0
Over 26.5
0%
11%
0
Over 27.5
0%
9%
0
Over 28.5
0%
7%
0
Over 29.5
0%
4%
0
Over 30.5
0%
1%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
N/A
0
Over 12.5
95%
12
Over 13.5
86%
3
Over 14.5
78%
3
Over 15.5
68%
4
Over 16.5
61%
6
Over 17.5
52%
8
Over 18.5
47%
11
Over 19.5
41%
14
Over 20.5
35%
14
Over 21.5
32%
16
Over 22.5
31%
28
Over 23.5
28%
30
Over 24.5
26%
30
Over 25.5
22%
26
Over 26.5
18%
23
Over 27.5
16%
25
Over 28.5
13%
25
Over 29.5
8%
13
Over 30.5
5%
8
Break Points Won (Grass Courts)
2025 & Last 12
Career
3 Set Matches
Breaks Per Set
Data Point
2025
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
2025
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
2025
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
2025
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)
2025 & Last 12 Months
Career
3 Set Matches
Data Point
2025
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
2025
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
Latest Results For Dayeon Back
Date
Tournament
Player
Opponent
Total Sets
Dayeon Back
18 - 12
Opponent
Total Wins
Dayeon Back
8 - 6
Opponent
Win Percentage
Dayeon Back
57% - 43%
Opponent
Ranking
Elo
Titles
Tournament
Year
Result
W35 Timaru 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 Sapporo 3 ITF Women
2023
Won
W15 Nakhon Si Thammarat 4 ITF Women
2023
2nd
W15 Yeongwol ITF Doubles Women
2022
2nd
W15 Antalya 29 ITF Doubles Women
2021
2nd
Show All Titles
Ranking
Elo