17–29Win–Loss
37.0%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 15 | 26 | 36.6% |
| Carpet | 2 | 1 | 66.7% |
| Clay | 0 | 2 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2011 | 0 | 2 | 0 | 0.0% |
| 2010 | 0 | 1 | 0 | 0.0% |
| 2009 | 1 | 1 | 0 | 50.0% |
| 2008 | 5 | 13 | 0 | 27.8% |
| 2007 | 8 | 9 | 0 | 47.1% |
| 2006 | 1 | 1 | 0 | 50.0% |
| 2005 | 2 | 2 | 0 | 50.0% |
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2011-07-25 | Wuhai CH | R32 | L | Guillermo Olaso | 171 | 6-2 6-2 |
| 2011-05-09 | Busan CH | R32 | L | Matthew Ebden | 184 | 7-5 1-0 RET |
| 2010-05-10 | Busan CH | R32 | L | Alexander Peya | 240 | 3-6 6-1 6-4 |
| 2009-05-11 | Busan CH | R16 | L | Kyu Tae Im | 215 | 6-2 7-5 |
| 2009-05-11 | Busan CH | R32 | W | Junn Mitsuhashi | 304 | 6-3 6-4 |
| 2008-10-27 | Busan CH | R32 | L | Pavel Snobel | 176 | 6-1 6-1 |
| 2008-10-20 | Seoul CH | R32 | L | Hyung Taik Lee | 157 | 6-2 6-1 |
| 2008-09-29 | Tokyo | Q1 | L | Brendan Evans | 176 | 6-2 3-0 RET |
| 2008-08-18 | Karshi CH | R32 | L | Denis Istomin | 134 | 6-1 6-2 |
| 2008-08-11 | New Delhi IV CH | QF | L | Danai Udomchoke | 164 | 6-4 6-1 |
| 2008-08-11 | New Delhi IV CH | R16 | W | Matthew Ebden | 311 | 6-3 6-2 |
| 2008-08-11 | New Delhi IV CH | R32 | W | Hiroki Kondo | 607 | 6-3 6-2 |
| 2008-08-04 | New Delhi III CH | R32 | L | Prakash Amritraj | 222 | 7-6(9) 6-4 |
| 2008-07-14 | Moncton CH | R16 | L | Toshihide Matsui | 397 | 6-1 5-7 6-4 |
| 2008-07-14 | Moncton CH | R32 | W | Kamil Pajkowski | 1138 | 6-3 6-3 |
| 2008-07-07 | Granby CH | R32 | L | Lester Cook | 352 | 6-4 6-2 |
| 2008-06-30 | Winnetka CH | R16 | L | Scoville Jenkins | 224 | 6-4 6-4 |
| 2008-06-30 | Winnetka CH | R32 | W | Evan King | – | 6-3 6-4 |
| 2008-05-12 | New Delhi CH | R32 | L | Colin Ebelthite | 235 | 6-3 2-0 RET |
| 2008-04-14 | Busan CH | R32 | L | Ti Chen | 282 | 6-4 4-6 7-6(2) |
| 2008-03-03 | Kyoto CH | R16 | L | Brendan Evans | 206 | 6-3 6-4 |
| 2008-03-03 | Kyoto CH | R32 | W | Peng Sun | 496 | 2-6 7-5 6-3 |
| 2008-02-08 | Davis Cup WG R1: GER vs KOR | RR | L | Philipp Kohlschreiber | 28 | 6-2 6-2 6-2 |
| 2007-12-03 | New Delhi2 CH | R32 | L | Mikhail Elgin | 256 | 6-0 6-2 |
| 2007-11-26 | New Delhi CH | F | L | Aisam Ul Haq Qureshi | 145 | 7-5 6-4 |
| 2007-11-26 | New Delhi CH | SF | W | Martin Slanar | 340 | 6-4 7-6(4) |
| 2007-11-26 | New Delhi CH | QF | W | Wesley Moodie | 170 | 3-6 6-4 6-4 |
| 2007-11-26 | New Delhi CH | R16 | W | Igor Kunitsyn | 116 | W/O |
| 2007-11-26 | New Delhi CH | R32 | W | Navdeep Singh | 734 | 6-3 6-3 |
| 2007-11-19 | Yokohama CH | R32 | L | Shao Xuan Zeng | 654 | 7-5 6-4 |
| 2007-11-12 | Kaohsiung CH | R32 | L | Kyu Tae Im | 233 | 2-6 6-2 6-3 |
| 2007-10-29 | Busan CH | R32 | L | Harel Levy | 181 | 7-6(3) 6-3 |
| 2007-10-22 | Seoul CH | R32 | L | Harel Levy | 198 | 7-5 6-4 |
| 2007-10-01 | Tokyo | Q2 | L | Luka Gregorc | 543 | 6-7(2) 7-6(2) 6-4 |
| 2007-10-01 | Tokyo | Q1 | W | Yuichi Ito | 669 | 6-1 6-3 |
| 2007-09-21 | Davis Cup WG PO: SVK vs KOR | RR | L | Michal Mertinak | 185 | 6-3 6-2 |
| 2007-05-28 | Busan CH | R16 | L | Jan Vacek | 341 | 6-4 6-4 |
| 2007-05-28 | Busan CH | R32 | W | Norikazu Sugiyama | 453 | 6-2 6-2 |
| 2007-04-06 | Davis Cup G1 R2: KOR vs UZB | RR | W | Vaja Uzakov | 1507 | 6-1 6-2 |
| 2007-02-09 | Davis Cup G1 R1: KOR vs KAZ | RR | W | Syrym Abdukhalikov | 796 | 6-4 6-1 |
| 2006-11-06 | Busan CH | R16 | L | Kevin Kim | 112 | 6-0 6-2 |
| 2006-11-06 | Busan CH | R32 | W | Wayne Odesnik | 175 | 6-7(8) 7-5 6-2 |
| 2005-10-24 | Seoul CH | R16 | L | Rainer Schuettler | 83 | 6-0 6-2 |
| 2005-10-24 | Seoul CH | R32 | W | Rik De Voest | 188 | 6-2 6-3 |
| 2005-07-15 | Davis Cup G2 R2: KOR vs POC | RR | W | Michael Leong | – | 6-4 6-3 |
| 2005-05-23 | Busan CH | R32 | L | Jean Michel Pequery | 244 | 6-2 7-6(4) |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0