Matches — 1989
Jin-Sun Yoo
W-L: 3-1 (75.00%)
Matches in 1989
| Date ▼ | Tourney | Surface | Round | Wrk | Winner | Lrk | Loser | Score | H2H | BoF | Min | WA | WDF | W1stIn | W1st% | W2nd% | BPSvd |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989-05-05 | Davis Cup G1 SF: IND vs KOR | Grass | RR | 304 | Jin-Sun Yoo | 247 |  Srinivasan Vasudevan | 6-3 3-6 7-6(1) 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 1989-05-05 | Davis Cup G1 SF: IND vs KOR | Grass | RR | 304 | Jin-Sun Yoo | 138 | Zeeshan Ali | 6-3 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 1989-04-10 | Seoul | Hard | R16 | 36 |  John Fitzgerald (1) | 330 | Jin-Sun Yoo | 7-6 7-5 | H2H | 3 | - | - | - | - | - | - | - |
| 1989-04-10 | Seoul | Hard | R32 | 330 | Jin-Sun Yoo | 164 | Broderick Dyke | 2-6 6-1 7-6 | H2H | 3 | - | - | - | - | - | - | - |