Dayeon Back vs Yujin Ahn Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Wojtek Kolan

HEAD TO HEAD

D. Back vs Y. Ahn

Dayeon Back
Dayeon Back

Flag KOR KOR

w
l
l
l
w
w
w
l
w
w
Yujin Ahn
Yujin Ahn

Flag KOR KOR

w
w
l
w
l
w
l
l
l
l

3

Win

3

Played

0

Win

23
Age
28
-
Height
-
318
C. Rank
894
293
Best Rank
739
0
Total Titles
0
0
YTD Titles
0
$4.2K
Career Money
$0
-
Plays
-

Head-to-head: Back 3 - 0 Ahn

They have played 7 sets in total, with Dayeon Back winning 6 and Yujin Ahn winning 1. The last match between Dayeon Back and Yujin Ahn was at the W15 Yeongwol, 10-09-2022, Round: SF, Surface: Hard, with Dayeon Back getting the victory 6-1 4-6 6-3.

PlayersHead To Head Match Wins
Back3
Ahn0
Last 3 H2H Matches:

(SFW15 Yeongwol(09-10-22)

Hard
KOR Flag
Dayeon Back
6
4
6
KOR Flag
Yujin Ahn
1
6
3

(SFW15 Yeongwol(09-07-19)

Hard
KOR Flag
Dayeon Back
6
6
KOR Flag
Yujin Ahn
1
3

(Q1W25 Goyang(05-20-19)

Hard
KOR Flag
Dayeon Back
6
6
KOR Flag
Yujin Ahn
4
0

D. Back vs Y. Ahn H2H Profile

Stats
$4,220Career Prize Money$0
69.01% (196-88)Career Total W/L55.21% (143-116)
3Hard0
9Titles0
3Total H2H Matches0
50.00% (3-3)YTD Win/Loss0% (0-0)

D. Back vs Y. Ahn Match Preview:

  • Second serve performance recent form: In recent form (last 6 months), Dayeon Back has won 38.06% of points on their second serve, while Yujin Ahn has won 40.00%. There is a high correlation between this stat and match prediction accuracy.
  • Return game stats recent form: Return stats show Dayeon Back, in recent form, has won 53.94% of their opponent's second serve points, while Yujin Ahn has won 52.18%. The same stats for first serve returns are 34.73% and 37.54% respectively and this has a high correlation to pick who is favored in this H2H matchup.
  • Under pressure analysis: Dayeon Back has saved 45.41% of breakpoints in recent form, whereas Yujin Ahn has saved 50.79% which is a useful statistic for in-game betting predictions.
  • Performance overview: Over the last year Dayeon Back has won 66.67% of matches played (W/L 50/25), with Yujin Ahn winning 50.00% (W/L 15/15) that gives us an overall head-to head prediction overview.
  • Best surface: Dayeon Back has their best career surface win % on Hard, winning 70% (W/L 178/78), and worse career win % on I.hard, winning 50% (W/L 3/3). Yujin Ahn has their best career surface win % on Hard, winning 70% (W/L 139/109), and worse career win % on I.hard, winning 0% (W/L 0/1).
  • Player level: In the last year, Dayeon Back has played most of their matches on the Challengers/ITF tournaments > $10K, winning 65.52% of matches (W/L 38/20), where as Yujin Ahn has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 47.37% of matches (W/L 9/10). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
  • Direct H2H matches: They have played 3 times before with Dayeon Back winning 3 times and Yujin Ahn being victorious 0 times. They have played 7 sets in total, with Dayeon Back winning 6 and Yujin Ahn winning 1.
  • The last match between Dayeon Back and Yujin Ahn was at the W15 Yeongwol, 10-09-2022, Round: SF, Surface: Hard, with Dayeon Back getting the victory 6-1 4-6 6-3.
  • Head to head match duration: In past head to head matches, the average match time between these players has been 0:57:20.
  • Opponent quality stats: Over the last 12 months, Dayeon Back has played against opponents with an average rank of 460.37 while Yujin Ahn has played against players with an average rank of 374.7.
  • Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Dayeon Back has won 60% of deciding sets over the last 12 months, while Yujin Ahn has won 70% in all matches played on tour.
  • Break point conversion: In recent form, Dayeon Back has converted 36.28% of breakpoint opportunities, and Yujin Ahn has converted 39.19% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Dayeon Back vs Yujin Ahn Editorial Preview By TennisTipster88.

D. Back vs Y. Ahn H2H Stats Used In Our Predictions

Stats
3H2H Matches Won0
6Sets Won1
40Games Won18
5Total Double Faults7
0:57:20Average Match Time0:57:20
77% (88/115)1st Serve %69% (85/123)
55% (48/88)1st Serve Win %44% (37/85)
56% (15/27)2nd Serve Win %32% (12/38)
56% (14/25)Break Pts Won %40% (6/15)
60% (74/123)Return Points Win %45% (52/115)
100% (3/3)Best‑of‑3 Win %0% (0/3)
100% (1/1)Deciding Set Win %0% (0/1)
100% (3/3)1st Set Won, Won Match0% (0/0)
0% (0/3)1st Set Won, Lost Match0% (0/0)
0% (0/0)1st Set Lost, Won Match0% (0/3)

Recent Performance Stats

2nd Serve Win %: Back 44%, Ahn 45%.
Opp 2nd Serve Pts Won: Back 59%, Ahn 57%.
Break Points Saved %: Back 55%, Ahn 49%.

D. Back Recent Matches Played

OPPONENTRESULTSCOREH2H
CarpetW35 Makinohara - 27-10-2025

R2

JPNR. Matsuda
W
6-3 6-1

R1

CHNM. Yi
W
6-2 6-0
HardW35 Kunshan - 06-10-2025

SF

USAC. Young
L
3-6 7-5 6-3

QF

RUSE. Reyngold
W
6-2 6-3

R2

KORE. Lee
W
7-5 6-1

Y. Ahn Recent Matches Played

OPPONENTRESULTSCOREH2H
HardW100 Incheon - 22-09-2025

Q1

JPNM. Matsuda
L
6-4 6-3
HardW15 Yeongwol - 08-09-2025

R1

KORY. Kim
L
6-1 7-6(2)
HardW15 Yeongwol - 01-09-2025

R1

KORU. Su
L
6-4 6-3
HardW15 Luan - 25-08-2025

R2

CHNM. Wang
L
7-6(4) 7-5

R1

RUSE. Kuznetsova
W
6-3 6-0
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D. Back vs Y. Ahn Stats Breakdown Vs All H2H Opponents

Stats
69.01% (196/88)YTD Win/Loss55.21% (143/116)
65.42% (420/222)Sets Win/Loss53.56% (316/274)
57.59% (3232/2380)Games Win/Loss51.76% (2788/2598)
69.53% (178/78)Hard Win/Loss56.05% (139/109)
61.54% (8/5)Clay Win/Loss40.00% (4/6)
66.67% (10/5)Indoor Hard W/L0.00% (0/1)
0.05Aces Per Game0.02
143Aces Total57
0.15Double Faults Per Game0.18
407Total Double Faults472
1:30:33Average Match Time1st Match
462.12Average Opponent Rank403.1
68% (10927/15986)1st Serve %69% (6071/8818)
60% (6576/10927)1st Serve Win %56% (3421/6071)
46% (2328/5059)2nd Serve Win %42% (1154/2747)
51% (1177/2329)Break Points Won % (Total)51% (601/1172)
50% (7990/15927)Return Points Win %49% (4345/8941)
62.50% (5/3)Cups W/L0% (0/0)
42.86% (3/4)Main Tour W/L0.00% (0/4)
64.23% (79/44)Challenger W/L56.04% (51/40)
74.66% (109/37)Futures W/L56.10% (92/72)
69% (191/278)Best of 3 Sets Win %54% (137/253)
0% (0/0)Best of 5 Sets Win %100% (1/1)
53% (28/53)Tiebreaks Win % (Total)51% (22/43)
58% (46/79)Deciding Set Win %53% (40/76)
88% (184/162)1st Set Won, Won Match85% (142/120)
12% (184/22)1st Set Won, Lost Match15% (142/21)
33% (100/33)1st Set Lost, Won Match18% (117/21)

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Abe vs BackCould play in The Final
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