Sunam Jeong vs Yujin Ahn Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Jeong vs Y. Ahn

Sunam Jeong

KOR

3

Win

Played

0

Win

Age

Height

808

C. Rank

894

357

Best Rank

739

Total Titles

YTD Titles

Career Money

Plays

Yujin Ahn

KOR

3

Win

Played

0

Win

Age

Height

808

C. Rank

894

357

Best Rank

739

Total Titles

YTD Titles

Career Money

Plays

Head-to-head: Jeong 3 - 0 Ahn

They have played 6 sets in total, with Sunam Jeong winning 6 and Yujin Ahn winning 0. The last match between Sunam Jeong and Yujin Ahn was at the Yeongwol, 08-09-2018, Round: SF, Surface: Hard, with Sunam Jeong getting the victory 6-2 7-5.

Players	Head To Head Match Wins
Jeong	3
Ahn	0

Last 3 H2H Matches:

(SF) Yeongwol(09-08-18)

Stats

Sunam Jeong

Yujin Ahn

(R1) Gimcheon(06-28-16)

Stats

Sunam Jeong

Yujin Ahn

(Q1) Changwon(05-25-15)

Stats

Sunam Jeong

Yujin Ahn

S. Jeong vs Y. Ahn H2H Profile

S. Jeong	Stats	Y. Ahn
$0	Career Prize Money	$0
63.29% (150-87)	Career Total W/L	55.21% (143-116)
3	Hard	0
7	Titles	0
3	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

S. Jeong vs Y. Ahn Match Preview:

Second serve performance recent form: In recent form (last 6 months), Sunam Jeong has won 33.33% of points on their second serve, while Yujin Ahn has won 40.90%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Sunam Jeong, in recent form, has won 50.00% of their opponent's second serve points, while Yujin Ahn has won 54.40%. The same stats for first serve returns are 37.50% and 35.46% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Sunam Jeong has saved 55.88% of breakpoints in recent form, whereas Yujin Ahn has saved 46.10% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Sunam Jeong has won 66.67% of matches played (W/L 6/3), with Yujin Ahn winning 50.00% (W/L 15/15) that gives us an overall head-to head prediction overview.
Best surface: Sunam Jeong has their best career surface win % on Hard, winning 64% (W/L 147/82), and worse career win % on I.hard, winning 60% (W/L 3/2). Yujin Ahn has their best career surface win % on Hard, winning 64% (W/L 139/109), and worse career win % on I.hard, winning 0% (W/L 0/1).
Player level: In the last year, Sunam Jeong has played most of their matches on the Challengers/ITF tournaments > $10K, winning 60.00% of matches (W/L 3/2), 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 Sunam Jeong winning 3 times and Yujin Ahn being victorious 0 times. They have played 6 sets in total, with Sunam Jeong winning 6 and Yujin Ahn winning 0.
The last match between Sunam Jeong and Yujin Ahn was at the Yeongwol, 08-09-2018, Round: SF, Surface: Hard, with Sunam Jeong getting the victory 6-2 7-5.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:8:20.
Opponent quality stats: Over the last 12 months, Sunam Jeong has played against opponents with an average rank of 337.22 while Yujin Ahn has played against players with an average rank of 368.63.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Sunam Jeong has won 0% 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, Sunam Jeong has converted 53.85% of breakpoint opportunities, and Yujin Ahn has converted 37.10% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Sunam Jeong vs Yujin Ahn Editorial Preview By TennisTipster88.

S. Jeong vs Y. Ahn H2H Stats Used In Our Predictions

S. Jeong	Stats	Y. Ahn
3	H2H Matches Won	0
6	Sets Won	0
37	Games Won	19
1	Aces (Total)	1
2	Total Double Faults	8
1:8:20	Average Match Time	1:8:20
61% (75/122)	1st Serve %	70% (97/138)
64% (48/75)	1st Serve Win %	45% (44/97)
47% (22/47)	2nd Serve Win %	37% (15/41)
50% (12/24)	Break Pts Won %	78% (7/9)
57% (79/138)	Return Points Win %	43% (52/122)
100% (3/3)	Best‑of‑3 Win %	0% (0/3)
100% (3/3)	1st Set Won, Won Match	0% (0/0)
0% (0/3)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/3)

Recent Performance Stats

S. Jeong Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W15 Yeongwol - 08-09-2025
R2 Dabin KimD. Kim	L	w/o	Stats
R1 Elina NepliyE. Nepliy	W	6-1 6-1	Stats
W15 Daegu - 26-05-2025
Q3 Jiho ShinJ. Shin	L	6-3 2-6 8-5 ret.	Stats
Q2 Seo Hyeon JangS. Hyeon	W	6-1 7-5	Stats
Q1 Unknown PlayerU. Player	W	6-0 6-1	Stats

View All

Y. Ahn Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W100 Incheon - 22-09-2025
Q1 Misaki MatsudaM. Matsuda	L	6-4 6-3	Stats
W15 Yeongwol - 08-09-2025
R1 Yujin KimY. Kim	L	6-1 7-6(2)	Stats
W15 Yeongwol - 01-09-2025
R1 Ui Su JeongU. Su	L	6-4 6-3	Stats
W15 Luan - 25-08-2025
R2 Meiling WangM. Wang	L	7-6(4) 7-5	Stats
R1 Ekaterina KuznetsovaE. Kuznetsova	W	6-3 6-0	Stats

View All

S. Jeong vs Y. Ahn Stats Breakdown Vs All H2H Opponents

S. Jeong	Stats	Y. Ahn
63.29% (150/87)	YTD Win/Loss	55.21% (143/116)
61.52% (331/207)	Sets Win/Loss	53.56% (316/274)
55.79% (2673/2118)	Games Win/Loss	51.76% (2788/2598)
64.19% (147/82)	Hard Win/Loss	56.05% (139/109)
0% (0/0)	Clay Win/Loss	40.00% (4/6)
37.50% (3/5)	Indoor Hard W/L	0.00% (0/1)
0.06	Aces Per Game	0.02
142	Aces Total	57
0.14	Double Faults Per Game	0.18
334	Total Double Faults	472
1:8:27	Average Match Time	1st Match
561.38	Average Opponent Rank	399.93
65% (6498/10045)	1st Serve %	69% (6071/8818)
58% (3766/6498)	1st Serve Win %	56% (3421/6071)
49% (1736/3547)	2nd Serve Win %	42% (1154/2747)
52% (733/1401)	Break Points Won % (Total)	51% (601/1172)
50% (4890/9825)	Return Points Win %	49% (4345/8941)
40.00% (2/3)	Cups W/L	0% (0/0)
0.00% (0/2)	Main Tour W/L	0.00% (0/4)
58.10% (61/44)	Challenger W/L	56.04% (51/40)
69.60% (87/38)	Futures W/L	56.10% (92/72)
63% (146/230)	Best of 3 Sets Win %	54% (137/253)
50% (2/4)	Best of 5 Sets Win %	100% (1/1)
50% (17/34)	Tiebreaks Win % (Total)	51% (22/43)
48% (30/62)	Deciding Set Win %	53% (40/76)
87% (152/132)	1st Set Won, Won Match	85% (142/120)
13% (152/20)	1st Set Won, Lost Match	15% (142/21)
20% (85/17)	1st Set Lost, Won Match	18% (117/21)