Ji Sung Nam vs Daniel Altmaier Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Sung Nam vs D. Altmaier

Ji Sung Nam

KOR

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

6'3" (191 cm)

692

C. Rank

236

Best Rank

Total Titles

YTD Titles

$1.4K

Career Money

$2.4M

Right-Handed

Plays

Right-Handed

Daniel Altmaier

GER

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

6'3" (191 cm)

692

C. Rank

236

Best Rank

Total Titles

YTD Titles

$1.4K

Career Money

$2.4M

Right-Handed

Plays

Right-Handed

Head-to-head: Nam 1 - 0 Altmaier

They have played 2 sets in total, with Ji Sung Nam winning 2 and Daniel Altmaier winning 0. The last match between Ji Sung Nam and Daniel Altmaier was at the Thailand F12 (Hua Hin), 13-12-2017, Round: R2, Surface: Hard, with Ji Sung Nam getting the victory 7-5 6-2.

Players	Head To Head Match Wins
Nam	1
Altmaier	0

Last 1 H2H Matches:

(R2) Thailand F12 (Hua Hin)(12-13-17)

Stats

Ji Sung Nam

Daniel Altmaier

J. S. Nam vs D. Altmaier H2H Profile

J. S. Nam	Stats	D. Altmaier
$1,445	Career Prize Money	$2,384,945
56.34% (311-241)	Career Total W/L	59.38% (424-290)
1	Hard	0
6	Titles	16
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	44.00% (22-28)

J. S. Nam vs D. Altmaier Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ji Sung Nam has won 41.73% of points on their second serve, while Daniel Altmaier has won 45.17%. 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 46.79% of their opponent's second serve points, while Daniel Altmaier has won 42.58%. The same stats for first serve returns are 27.81% and 23.56% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ji Sung Nam has saved 55.26% of breakpoints in recent form, whereas Daniel Altmaier has saved 56.30% 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 Daniel Altmaier winning 49.28% (W/L 34/35) 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). Daniel Altmaier has their best career surface win % on Clay, winning 58% (W/L 208/133), and worse career win % on Grass, winning 35% (W/L 9/17).
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 Daniel Altmaier has played most of their matches on the Main tour, winning 40.63% of matches (W/L 13/19). 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 Daniel Altmaier being victorious 0 times. They have played 2 sets in total, with Ji Sung Nam winning 2 and Daniel Altmaier winning 0.
The last match between Ji Sung Nam and Daniel Altmaier was at the Thailand F12 (Hua Hin), 13-12-2017, Round: R2, Surface: Hard, with Ji Sung Nam getting the victory 7-5 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:1:0.
Opponent quality stats: Over the last 12 months, Ji Sung Nam has played against opponents with an average rank of 108.51 while Daniel Altmaier has played against players with an average rank of 92.77.
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 Daniel Altmaier has won 61% in all matches played on tour.
Break point conversion: In recent form, Ji Sung Nam has converted 41.23% of breakpoint opportunities, and Daniel Altmaier has converted 23.87% 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 Daniel Altmaier Editorial Preview By TennisTipster88.

J. S. Nam vs D. Altmaier H2H Stats Used In Our Predictions

J. S. Nam	Stats	D. Altmaier
1	H2H Matches Won	0
2	Sets Won	0
13	Games Won	7
1	Aces (Total)	5
2	Total Double Faults	3
2:1:0	Average Match Time	2:1:0
67% (51/76)	1st Serve %	56% (42/75)
61% (31/51)	1st Serve Win %	50% (21/42)
60% (15/25)	2nd Serve Win %	52% (17/33)
36% (5/14)	Break Pts Won %	50% (2/4)
49% (37/75)	Return Points Win %	39% (30/76)
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

D. Altmaier Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Moselle Open - Metz - 03-11-2025
QF Lorenzo SonegoL. Sonego	L	6-4 7-6(6)	Stats
R2 Hugo GastonH. Gaston	W	4-6 6-0 ret.	Stats
R1 Arthur RinderknechA. Rinderknech	W	6-4 6-4	Stats
Rolex Paris Masters - Paris - 27-10-2025
R3 Felix Auger AliassimeF. Auger	L	3-6 6-3 6-2	Stats
R2 Casper RuudC. Ruud	W	6-3 7-5	Stats

View All

J. S. Nam vs D. Altmaier Stats Breakdown Vs All H2H Opponents

J. S. Nam	Stats	D. Altmaier
56.34% (311/241)	YTD Win/Loss	59.38% (424/290)
55.80% (698/553)	Sets Win/Loss	57.31% (957/713)
52.37% (6070/5520)	Games Win/Loss	52.58% (8392/7567)
57.88% (257/187)	Hard Win/Loss	59.83% (137/92)
50.00% (28/28)	Clay Win/Loss	61.00% (208/133)
51.02% (25/24)	Indoor Hard W/L	59.32% (70/48)
33.33% (1/2)	Grass Win/Loss	34.62% (9/17)
0.18	Aces Per Game	0.48
1047	Aces Total	3775
0.17	Double Faults Per Game	0.17
982	Total Double Faults	1362
1st Match	Average Match Time	1:32:16
184.38	Average Opponent Rank	408.69
65% (14629/22558)	1st Serve %	61% (27274/44468)
68% (9882/14629)	1st Serve Win %	72% (19548/27274)
49% (3878/7929)	2nd Serve Win %	50% (8618/17194)
44% (1184/2688)	Break Points Won % (Total)	42% (1792/4301)
43% (10166/23771)	Return Points Win %	39% (17447/44868)
0.00% (0/1)	Slam W/L	50.00% (18/18)
0% (0/0)	Masters W/L	45.61% (26/31)
50.00% (3/3)	Cups W/L	50.00% (2/2)
20.00% (1/4)	Main Tour W/L	40.29% (56/83)
50.00% (112/112)	Challenger W/L	66.05% (142/73)
61.71% (195/121)	Futures W/L	68.44% (180/83)
56% (301/536)	Best of 3 Sets Win %	60% (401/664)
100% (4/4)	Best of 5 Sets Win %	47% (16/34)
53% (77/144)	Tiebreaks Win % (Total)	56% (144/259)
47% (74/156)	Deciding Set Win %	56% (114/204)
86% (311/266)	1st Set Won, Won Match	88% (418/369)
14% (311/44)	1st Set Won, Lost Match	12% (418/49)
19% (240/45)	1st Set Lost, Won Match	18% (296/54)