JJ
ATP · #459
▼ 20career high · #114Jason
Jung
TPETPE·age 37·Right-handed·180cm · 5′11″
0
Career titles
#114
Career high rank
263-262
Career W/L
Current form
last 5 matchesJiujiang · R32
LGiles Hussey
6–23–66–3
04-27
Gwangju · R32
LHyeon Chung
6–36–4
04-20
Kobe · R32
LYoshihito Nishioka
1–66–36–4
11-10
Taipei · R16
LYoshihito Nishioka
7–56–2
11-03
Taipei · R32
WArthur Weber
6–7(5)6–37–6(6)
11-03
Rankings & Race
updated weekly · 52w rollingCurrent rank · ATP
#459▼ 20
Points total
94
52-week rolling
Points dropping next week
–
next defending · –
Tournaments played
–
career high · #114
Ranking trajectory · 52w · lower = better52w ago #282·now #459
52w ago39w26w13wnow
Race position
Not in current raceHead to Head
top rivals · all-timeCareer Stats
singles · all-timeCareer record
263 – 262
win rate · 50.1%
Titles
0
tour-level singles
Hard
222–209
52% win
Grass
20–25
44% win
Clay
16–23
41% win
Elo rating by surface
Hard1570peak 1673 · 420 matches
Grass1501peak 1530 · 45 matches
Clay1485peak 1535 · 39 matches
Recent Matches
last 20| Date | Tournament | Round | Opponent | Score | W/L |
|---|---|---|---|---|---|
| 2026-04-27 | Jiujiang CH | R32 | Giles Hussey | 6-2 3-6 6-3 | L |
| 2026-04-20 | Gwangju CH | R32 | Hyeon Chung | 6-3 6-4 | L |
| 2025-11-10 | Kobe CH | R32 | Yoshihito Nishioka | 1-6 6-3 6-4 | L |
| 2025-11-03 | Taipei CH | R32 | Arthur Weber | 6-7(5) 6-3 7-6(6) | W |
| 2025-11-03 | Taipei CH | R16 | Yoshihito Nishioka | 7-5 6-2 | L |
| 2025-10-20 | Suzhou CH | R32 | James Mccabe | 6-7(4) 6-4 6-2 | L |
| 2025-10-13 | Shenzhen Futian CH | R32 | Kasidit Samrej | 6-4 7-6(7) | W |
| 2025-10-13 | Shenzhen Futian CH | R16 | Kaichi Uchida | 6-3 2-0 RET | L |
| 2025-08-12 | Sumter CH | Q1 | Strong Kirchheimer | 6-3 5-4 RET | L |
| 2025-08-04 | Chicago CH | R32 | Trevor Svajda | 6-3 7-6(7) | L |
| 2025-07-21 | Bloomfield Hills CH | Q1 | Andres Andrade | 6-1 6-3 | L |
| 2024-01-15 | Nonthaburi 3 CH | QF | Ryan Peniston | 6-4 6-3 | W |
| 2024-01-15 | Nonthaburi 3 CH | R16 | Aziz Dougaz | 6-4 7-6(4) | W |
| 2024-01-15 | Nonthaburi 3 CH | R32 | Maximus Jones | 6-2 6-1 | W |
| 2024-01-15 | Nonthaburi 3 CH | SF | Matteo Gigante | 6-3 7-5 | L |
| 2024-01-08 | Nonthaburi 2 CH | R16 | Manuel Guinard | 6-1 7-6(7) | L |
| 2024-01-08 | Nonthaburi 2 CH | R32 | Nick Hardt | 6-4 6-2 | W |
| 2023-11-20 | Yokohama CH | R32 | Yuta Shimizu | 6-4 7-5 | L |
| 2023-11-13 | Kobe CH | R32 | Zdenek Kolar | 6-4 7-6(4) | W |
| 2023-11-13 | Kobe CH | QF | Tung Lin Wu | 6-4 6-3 | L |