Name: Seong-Gook Oh
Country: Republic of Korea
Birthdate: 23.04.92, 32 years
ATP ranking: 750
TOP ranking's position: 693 (10.09.18, 34 points)
Points: 22
Prize money: 15215 $
Matches total: 181
Win: 91
%: 50.28 %
Country: Republic of Korea
Birthdate: 23.04.92, 32 years
ATP ranking: 750
TOP ranking's position: 693 (10.09.18, 34 points)
Points: 22
Prize money: 15215 $
Matches total: 181
Win: 91
%: 50.28 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2021 | 2/4 | 0/0 | 2/4 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2020 | 1/2 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2019 | 8/10 | 6/9 | 2/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2018 | 12/12 | 8/10 | 4/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2017 | 19/9 | 12/6 | 7/2 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2016 | 11/10 | 10/8 | 0/1 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2015 | 16/9 | 12/7 | 4/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2014 | 14/10 | 13/8 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 7/10 | 6/4 | 1/6 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2012 | 0/4 | 0/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2011 | 1/5 | 1/4 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 |
| 2010 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2009 | 0/3 | 0/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2008 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 91/90 | 69/67 | 21/20 | 0/0 | 1/3 | 0/0 | 0/0 |
| perc. % | 50.28 % | 50.74 % | 51.22 % | 0 % | 25 % | 0 % | 0 % |
Seong-Gook Oh / scheduled / last
| no matches found |
Seong-Gook Oh form / year 2019 / surface: Hard
Seong-Gook Oh / year 2019 / surface: Hard
| 20.11.19 | 1st round | Marek Gengel | Seong-Gook Oh | 6-3, 6-0 |  | match details |  M15 Sharm | Hard |
| 13.11.19 | 1st round | Karim-Mohamed Maamoun | Seong-Gook Oh | 6-2, 6-2 | | match details | M15 Sharm | Hard |
| 17.10.19 | 2nd round | Shintaro Mochizuki | Seong-Gook Oh | 6-2, 6-3 | | match details |  M15 Changwon | Hard |
| 16.10.19 | 1st round | Seong-Gook Oh | Ju-Hae Moon | 1-6, 6-4, 5-2, Ju-Hae Moon - retired |  | match details | ||
| 15.08.19 | 2nd round | Sho Shimabukuro | Seong-Gook Oh | 4-6, 6-2, 6-4 | | match details |  M15 Jakarta | Hard |
| 13.08.19 | 1st round | Seong-Gook Oh | Jung-Woong Na | 3-6, 7-5, 4-2, Jung-Woong Na - retired | | match details | ||
| 30.07.19 | 1st round | Shintaro Imai | Seong-Gook Oh | 6-2, 6-2 | | match details |  M25 Nonthaburi | Hard |
| 23.07.19 | 1st round | Vladyslav Orlov | Seong-Gook Oh | 7-67, 6-3 | | match details | M25 Nonthaburi | Hard |
| 18.06.19 | 1st round | Sanhui Shin | Seong-Gook Oh | 6-1, 6-4 | | match details | M15 Gimcheon | Hard |
| 13.06.19 | 2nd round | Sung Jun Park | Seong-Gook Oh | 1-6, 7-5, 6-4 | | match details | M15 Gimcheon | Hard |
| 12.06.19 | 1st round | Seong-Gook Oh | Seita Watanabe | 6-74, 6-2, 6-3 | | match details | ||
| 08.06.19 | 1/4 | Seong-Gook Oh | Young Seok Kim | 6-2, 6-2 | | match details | M15 Daegu | Hard |
| 08.06.19 | 1/2 | Seong Chan Hong | Seong-Gook Oh | 6-1, 6-2 | | match details | ||
| 06.06.19 | 2nd round | Seong-Gook Oh | Yeongseok Jeong | 6-1, 6-2 | | match details | ||
| 05.06.19 | 1st round | Seong-Gook Oh | Sung Jun Park | 6-4, 6-74, 7-5 | | match details |