Estadio: Court 3 Round: 26 Ground: Clay
| ITF M15 Prijedor | 2021/05/11 09:35 | Denis Yevseyev v Marco Bortolotti | 7-6,6-3 |
| Challenger Salinas 2 | 2021/04/27 17:05 | Denis Yevseyev v Hiroki Moriya | 6-7,2-6 |
| Challenger de Tallahassee | 2021/04/19 00:20 | Strong Kirchheimer v Denis Yevseyev | 6-4,4-6,6-4 |
| Challenger Oeiras Qual | 2021/04/04 13:40 | Evan Furness v Denis Yevseyev | 7-6,5-7,6-3 |
| Challenger de Oeiras | 2021/03/30 11:25 | Goncalo Oliveira v Denis Yevseyev | 6-1,6-2 |
| Challenger de Oeiras | 2021/03/29 14:55 | Pedro Araujo v Denis Yevseyev | 2-6,2-6 |
| Challenger de Oeiras | 2021/03/28 10:00 | Sergio Martos Gornes v Denis Yevseyev | 3-6,3-6 |
| Challenger de San Petersburgo | 2021/03/10 08:30 | Denis Yevseyev v Dmitry Popko | 4-6,6-2,4-6 |
| ITF M15 Prijedor | 2021/05/13 10:05 | Peter Fajta v Marko Miladinovic | 5-7,6-3,7-6 |
| ITF 15 Antalya | 2021/04/21 10:00 | Peter Fajta v Federico Arnaboldi | 3-6,4-6 |
| ITF 15 Antalya | 2021/04/13 07:00 | Sandro Kopp v Peter Fajta | 6-2,7-6 |
| ITF 15 Antalya | 2021/04/06 13:10 | Davide Galoppini v Peter Fajta | 7-5,7-5 |
| ITF 15 Antalya | 2021/03/26 07:00 | Sanjar Fayziev v Peter Fajta | 2-6,7-6,6-0 |
| ITF 15 Antalya | 2021/03/18 07:00 | Peter Fajta v Peter Heller | 3-6,0-6 |
| ITF 15 Antalya | 2021/03/16 09:30 | Richard Zusman v Peter Fajta | 5-7,5-7 |
| ITF M15 Bratislava | 2021/03/11 10:45 | Peter Fajta v Kyrian Jacquet | 3-6,4-6 |