Stadium: Center Round: 26 Ground: Grass
| Challenger Rennes | 2018/01/24 16:05 | Elias Ymer v Sergiy Stakhovsky | 6-1,3-6,6-3 |
| Challenger Koblenz | 2018/01/20 15:10 | Sergiy Stakhovsky v Mats Moraing | 4-6,3-6 |
| Challenger Koblenz | 2018/01/19 18:25 | Mohamed Safwat v Sergiy Stakhovsky | 2-6,1-6 |
| Challenger Koblenz | 2018/01/18 17:00 | Nicola Kuhn v Sergiy Stakhovsky | 4-6,3-6 |
| Challenger Koblenz | 2018/01/17 13:00 | Joris De Loore v Sergiy Stakhovsky | 2-6,3-6 |
| Australian Open Qual | 2018/01/10 02:40 | Sergiy Stakhovsky v Matthias Bachinger | 6-4,6-7,3-6 |
| Challenger Playford | 2018/01/02 02:45 | Tommy Paul v Sergiy Stakhovsky | 3-6,7-5,7-5 |
| Challenger Bratislava | 2017/11/07 19:30 | Andrej Martin v Sergiy Stakhovsky | 7-6,6-3 |
| Australian Open Qual | 2018/01/14 02:45 | Vasek Pospisil v Ramkumar Ramanathan | 6-4,4-6,6-4 |
| Australian Open Qual | 2018/01/13 07:50 | Gleb Sakharov v Ramkumar Ramanathan | 4-6,6-7 |
| Australian Open Qual | 2018/01/10 02:35 | Bradley Klahn v Ramkumar Ramanathan | 7-6,6-7,2-6 |
| ATP Pune | 2018/01/03 13:55 | Marin Cilic v Ramkumar Ramanathan | 6-4,6-3 |
| ATP Pune | 2018/01/01 15:15 | Ramkumar Ramanathan v Roberto Carballes Baena | 7-6,6-2 |
| Challenger Bangalore | 2017/11/22 09:55 | Ramkumar Ramanathan v Jay Clarke | 7-6,2-6,4-6 |
| Challenger Bangalore | 2017/11/21 13:40 | Ramkumar Ramanathan v Hugo Grenier | 4-6,6-4,6-3 |
| Challenger Pune | 2017/11/18 11:10 | Ramkumar Ramanathan v Yuki Bhambri | 6-4,3-6,4-6 |