Stadium: Court 4 Round: 54 Ground: Hardcourt indoor
| ITF M15 Sibenik | 2021/05/17 14:40 | Rimpei Kawakami v Roman Ruenger | 6-2,6-2 |
| ITF M15 Sibenik | 2021/05/16 12:30 | Liam Schiemann v Roman Ruenger | 3-6,2-6 |
| ITF Netherlands F5 | 2018/08/18 08:00 | Kevin Kaczynski v Roman Ruenger | 6-1,6-0 |
| ITF M25 Uriage | 2021/07/12 10:40 | Timofey Stepanov v Nicolas Tepmahc | 5-7,1-6 |
| ITF M25 Uriage | 2021/07/11 13:05 | Noah Malige v Timofey Stepanov | 2-6,3-6 |
| ITF M25 Ajaccio | 2021/07/05 07:00 | Benjamin Ginefri v Timofey Stepanov | 6-2,6-3 |
| ITF M25 Ajaccio | 2021/07/04 07:00 | Valentin De Carvalho v Timofey Stepanov | 3-6,1-6 |