Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Trnava | 2020/02/28 09:55 | Danylo Kalenichenko v Christoph Negritu | 7-6,6-3 |
| ITF M15 Monastir | 2021/04/15 11:25 | Franco Agamenone v Danylo Kalenichenko | 6-2,6-0 |
| ITF M15 Monastir | 2021/04/13 08:30 | Sabit Suntic v Danylo Kalenichenko | 0-6,1-6 |
| ITF M25 Biel | 2021/04/01 08:00 | Jiri Lehecka v Danylo Kalenichenko | 6-1,6-2 |
| ITF M25 Biel | 2021/03/31 15:00 | Danylo Kalenichenko v Maximilian Neuchrist | 6-3,2-6,6-4 |
| ITF M25 Biel | 2021/03/30 11:40 | Danylo Kalenichenko v Oscar Moraing | 2-6,6-2,10-6 |
| ITF M25 Biel | 2021/03/29 15:15 | Danylo Kalenichenko v Cyril Vandermeersch | 5-7,6-4,10-8 |
| ITF M15 Bratislava | 2021/03/11 09:00 | Danylo Kalenichenko v Andrew Paulson | 2-6,3-6 |
| ITF M15 Bratislava | 2021/03/10 15:15 | Danylo Kalenichenko v Martin Breysach | 7-5,4-6,7-5 |
| ITF M15 Monastir | 2021/04/14 12:05 | Christoph Negritu v Savva Polukhin | 5-7,4-6 |
| ITF M15 Monastir | 2021/04/10 08:30 | Franco Agamenone v Christoph Negritu | 6-1,6-3 |
| ITF M15 Monastir | 2021/04/08 11:25 | Mateus Alves v Christoph Negritu | 4-6,4-6 |
| ITF M15 Monastir | 2021/04/06 09:00 | Christoph Negritu v Vladislav Melnic | 6-2,6-1 |
| ITF M15 Monastir | 2021/03/30 10:30 | Christoph Negritu v Christian Langmo | 6-3,6-7,6-7 |
| ITF M15 Monastir | 2021/03/25 08:30 | Mohamed Aziz Dougaz v Christoph Negritu | 6-1,0-6,6-3 |
| ITF M15 Monastir | 2021/03/23 13:30 | Alex Barrena v Christoph Negritu | 6-3,3-6,4-6 |
| ITF M15 Monastir | 2021/03/18 10:00 | Christoph Negritu v Raphael Collignon | 6-7,4-6 |