5–15Win–Loss
25.0%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 3 | 14 | 17.6% |
| Clay | 1 | 1 | 50.0% |
| Carpet | 1 | 0 | 100.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2009 | 0 | 3 | 0 | 0.0% |
| 2008 | 0 | 2 | 0 | 0.0% |
| 2007 | 1 | 3 | 0 | 25.0% |
| 2006 | 1 | 3 | 0 | 25.0% |
| 2005 | 3 | 3 | 0 | 50.0% |
| 2003 | 0 | 1 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2009-11-02 | Chuncheon CH | R32 | L | Pavol Cervenak | 254 | 6-1 6-2 |
| 2009-10-26 | Seoul CH | R32 | L | Marinko Matosevic | 174 | 6-3 6-3 |
| 2009-05-11 | Busan CH | R32 | L | Chris Eaton | 350 | 6-4 6-3 |
| 2008-10-27 | Busan CH | R32 | L | Yen Hsun Lu | 64 | 6-4 6-1 |
| 2008-10-20 | Seoul CH | R32 | L | Yuri Schukin | 185 | 6-3 6-2 |
| 2007-10-29 | Busan CH | R32 | L | Dudi Sela | 73 | 7-6(4) 6-4 |
| 2007-10-22 | Seoul CH | R32 | L | Ivo Minar | 161 | 6-4 6-1 |
| 2007-05-28 | Busan CH | R32 | L | Brendan Evans | 311 | 6-1 7-5 |
| 2007-02-09 | Davis Cup G1 R1: KOR vs KAZ | RR | W | Dmitriy Makeyev | 1264 | 6-3 6-1 |
| 2006-11-06 | Busan CH | R32 | L | Nathan Healey | 165 | 7-6(5) 6-2 |
| 2006-10-30 | Seoul CH | R32 | L | Julien Jeanpierre | 355 | 7-6(5) 6-7(2) 6-4 |
| 2006-08-14 | Samarkand CH | R16 | L | Denis Istomin | 189 | 6-1 6-1 |
| 2006-08-14 | Samarkand CH | R32 | W | Vaja Uzakov | 1080 | 4-6 6-3 7-6(5) |
| 2005-10-31 | Busan CH | R16 | L | Bjorn Phau | 86 | 6-2 7-5 |
| 2005-10-31 | Busan CH | R32 | W | Takahiro Terachi | 434 | 7-5 6-0 |
| 2005-10-24 | Seoul CH | R32 | L | Nicolas Thomann | 303 | 7-5 6-4 |
| 2005-09-23 | Davis Cup G2 F: NZL vs KOR | RR | L | Jose Rubin Statham | 660 | 6-4 6-4 |
| 2005-07-15 | Davis Cup G2 R2: KOR vs POC | RR | W | Juan Sebastian Langton | – | 6-4 6-3 |
| 2005-07-15 | Davis Cup G2 R2: KOR vs POC | RR | W | Michael Leong | – | 6-0 3-6 6-4 6-3 |
| 2003-09-15 | Seoul CH | R32 | L | Takao Suzuki | 228 | 6-2 6-4 |