Stadium: Court 5 Round: 25 Ground: Clay
| Challenger Luedenscheid | 2021/08/15 13:05 | Evgeny Tyurnev v Nick Hardt | 6-4,4-6,6-7 |
| Challenger Prague | 2021/08/12 08:30 | Evgeny Tyurnev v Camilo Ugo Carabelli | 3-6,4-6 |
| Challenger Prague | 2021/08/10 12:00 | Michael Vrbensky v Evgeny Tyurnev | 4-6,2-6 |
| Challenger Almaty | 2021/06/15 04:00 | Evgeny Tyurnev v Denis Yevseyev | 7-6,3-6,5-7 |
| Challenger Almaty | 2021/06/07 10:05 | Evgeny Tyurnev v Joao Menezes | 3-6,1-6 |
| ITF M15 Sibenik | 2021/05/17 07:55 | Evgeny Tyurnev v Moritz Trocker | 6-2,6-4 |
| Challenger Zagreb | 2021/05/09 12:00 | Ernests Gulbis v Evgeny Tyurnev | 6-3,7-5 |
| ITF M15 St Petersburg | 2021/04/15 09:00 | Evgeny Tyurnev v Petr Bar Biryukov | 6-1,6-1 |
| Challenger Verona | 2021/08/17 19:00 | Holger Rune v Matija Pecotic | 6-2,7-6 |
| Challenger Verona | 2021/08/16 09:00 | Flavio Cobolli v Matija Pecotic | 3-6,4-6 |
| Challenger Verona | 2021/08/15 13:35 | Nicolo Pozzani v Matija Pecotic | 2-6,4-6 |
| Challenger Prague | 2021/08/08 12:00 | Facundo Diaz Acosta v Matija Pecotic | 7-6,6-1 |
| ATP Umag | 2021/07/19 14:30 | Daniel Altmaier v Matija Pecotic | 3-6,6-4,6-3 |
| ATP Umag | 2021/07/18 16:15 | Matija Pecotic v Thomas Fabbiano | 7-5,6-2 |
| Challenger Iasi | 2021/07/15 09:00 | Hugo Gaston v Matija Pecotic | 4-6,6-4,7-6 |
| Challenger Iasi | 2021/07/13 10:50 | Matija Pecotic v Roberto Ortega-Olmedo | 4-6,6-0,6-1 |