Prediction of Ji Sung Nam vs Jae Won Yun Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Sung Nam vs J. Won Yun

Ji Sung Nam

KOR

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

723

C. Rank

Ret.

236

Best Rank

Total Titles

YTD Titles

$1.4K

Career Money

Right-Handed

Plays

Jae Won Yun

KOR

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

723

C. Rank

Ret.

236

Best Rank

Total Titles

YTD Titles

$1.4K

Career Money

Right-Handed

Plays

Head-to-head: Nam 1 - 0 Yun

They have played 2 sets in total, with Ji Sung Nam winning 2 and Jae Won Yun winning 0. The last match between Ji Sung Nam and Jae Won Yun was at the Korea F2, 21-06-2016, Round: R1, Surface: Hard, with Ji Sung Nam getting the victory 6-0 6-1.

Players	Head To Head Match Wins
Nam	1
Yun	0

Last 1 H2H Matches:

(R1) Korea F2(06-21-16)

Stats

Ji Sung Nam

Jae Won Yun

J. S. Nam vs J. W. Yun H2H Profile

J. S. Nam	Stats	J. W. Yun
$1,445	Career Prize Money	$0
56.34% (311-241)	Career Total W/L	42.86% (36-48)
1	Hard	0
6	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

J. S. Nam vs J. W. Yun Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ji Sung Nam has won 44.39% of points on their second serve, while Jae Won Yun has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Ji Sung Nam, in recent form, has won 47.29% of their opponent's second serve points, while Jae Won Yun has won 0%. The same stats for first serve returns are 26.03% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ji Sung Nam has saved 56.32% of breakpoints in recent form, whereas Jae Won Yun has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Ji Sung Nam has won 58.97% of matches played (W/L 23/16), with Jae Won Yun winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Ji Sung Nam has their best career surface win % on Hard, winning 58% (W/L 257/187), and worse career win % on Grass, winning 33% (W/L 1/2). Jae Won Yun has their best career surface win % on Clay, winning 58% (W/L 10/11), and worse career win % on I.hard, winning 33% (W/L 1/2).
Player level: In the last year, Ji Sung Nam has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 69.57% of matches (W/L 16/7), where as Jae Won Yun has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). 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 1 times before with Ji Sung Nam winning 1 times and Jae Won Yun being victorious 0 times. They have played 2 sets in total, with Ji Sung Nam winning 2 and Jae Won Yun winning 0.
The last match between Ji Sung Nam and Jae Won Yun was at the Korea F2, 21-06-2016, Round: R1, Surface: Hard, with Ji Sung Nam getting the victory 6-0 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:28:0.
Opponent quality stats: Over the last 12 months, Ji Sung Nam has played against opponents with an average rank of 108.51 while Jae Won Yun has played against players with an average rank of 0.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Ji Sung Nam has won 47% of deciding sets over the last 12 months, while Jae Won Yun has won 0% in all matches played on tour.
Break point conversion: In recent form, Ji Sung Nam has converted 38.89% of breakpoint opportunities, and Jae Won Yun has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Ji Sung Nam vs Jae Won Yun Editorial Preview By TennisTipster88.

J. S. Nam vs J. W. Yun H2H Stats Used In Our Predictions

J. S. Nam	Stats	J. W. Yun
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	1
1	Aces (Total)	1
5	Total Double Faults	1
1:28:0	Average Match Time	1:28:0
55% (24/44)	1st Serve %	69% (44/64)
83% (20/24)	1st Serve Win %	41% (18/44)
35% (7/20)	2nd Serve Win %	25% (5/20)
54% (7/13)	Break Pts Won %	50% (1/2)
64% (41/64)	Return Points Win %	39% (17/44)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

J. S. Nam Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Yokohama Challenger - 17-11-2025
Q3 Igor Ribeiro MarcondesI. Ribeiro	L	6-4 6-4	Stats
Q1 Nathan TrouveN. Trouve	W	6-0 6-1	Stats
Kobe Challenger - 10-11-2025
R1 Hynek BartonH. Barton	L	6-7(8) 6-4 7-6(6)	Stats
Q3 Duje AjdukovicD. Ajdukovic	W	6-4 5-7 6-4	Stats
Q1 Tsung-Hao HuangT. Huang	W	6-2 6-3	Stats

View All

J. W. Yun Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Korea F6 (Anseong) - 27-08-2018
R1 Tae-Woo LeeT. Lee	L	6-1 6-2	Stats
Q3 Seongeun JeongS. Jeong	W	6-1 6-1	Stats
Q2 Jin Sung HanJ. Sung	W	7-6(1) 5-7 7-6(6)	Stats
Q1 Jungwon ParkJ. Park	W	6-2 6-3	Stats
Korea F5 (Gimcheon) - 20-08-2018
Q3 Hong ChungH. Chung	L	6-4 6-3	Stats

View All

J. S. Nam vs J. W. Yun Stats Breakdown Vs All H2H Opponents

J. S. Nam	Stats	J. W. Yun
56.34% (311/241)	YTD Win/Loss	42.86% (36/48)
55.80% (698/553)	Sets Win/Loss	44.69% (80/99)
52.37% (6070/5520)	Games Win/Loss	48.76% (766/805)
57.88% (257/187)	Hard Win/Loss	41.67% (25/35)
50.00% (28/28)	Clay Win/Loss	47.62% (10/11)
51.02% (25/24)	Indoor Hard W/L	33.33% (1/2)
33.33% (1/2)	Grass Win/Loss	0% (0/0)
0.18	Aces Per Game	0.01
1047	Aces Total	4
0.17	Double Faults Per Game	0.01
982	Total Double Faults	9
1st Match	Average Match Time	1st Match
578.28	Average Opponent Rank	286.35
65% (14629/22558)	1st Serve %	61% (101/166)
68% (9882/14629)	1st Serve Win %	48% (48/101)
49% (3878/7929)	2nd Serve Win %	26% (17/65)
44% (1184/2688)	Break Points Won % (Total)	20% (1/5)
43% (10166/23771)	Return Points Win %	28% (37/132)
0.00% (0/1)	Slam W/L	0% (0/0)
50.00% (3/3)	Cups W/L	0% (0/0)
20.00% (1/4)	Main Tour W/L	0% (0/0)
50.00% (112/112)	Challenger W/L	20.00% (1/4)
61.71% (195/121)	Futures W/L	44.30% (35/44)
56% (301/536)	Best of 3 Sets Win %	43% (34/80)
100% (4/4)	Best of 5 Sets Win %	0% (0/0)
53% (77/144)	Tiebreaks Win % (Total)	40% (6/15)
47% (74/156)	Deciding Set Win %	33% (5/15)
86% (311/266)	1st Set Won, Won Match	83% (42/35)
14% (311/44)	1st Set Won, Lost Match	17% (42/7)
19% (240/45)	1st Set Lost, Won Match	2% (42/1)