Stadium: Court 5 Round: 54 Ground: Clay
| ITF M15 Sharm El Sheikh | 2021/02/28 07:00 | Kirill Kivattsev v Andres Gabriel Ciurletti | 6-3,6-4 |
| ITF M15 Bergamo | 2021/06/22 11:40 | Federico Arnaboldi v Kirill Kivattsev | 6-4,6-2 |
| ITF M15 Bergamo | 2021/06/21 09:55 | Matvey Minin v Kirill Kivattsev | 2-6,4-6 |
| ITF M15 Genova | 2021/06/15 12:15 | Kirill Kivattsev v Tomas Jirousek | 7-6,6-4 |
| ITF M15 Genova | 2021/06/14 07:00 | Kirill Kivattsev v Raphael Baltensperger | 7-6,7-6 |
| ITF M15 Gaiba | 2021/06/12 11:00 | Kirill Kivattsev v Mats Rosenkranz | 2-6,4-6 |
| ITF M15 Gaiba | 2021/06/11 09:00 | Alessandro Bega v Kirill Kivattsev | 6-7,3-6 |
| ITF M15 Gaiba | 2021/06/10 08:45 | Davide Galoppini v Kirill Kivattsev | 6-7,2-6 |
| ITF M15 Gaiba | 2021/06/09 10:40 | Kirill Kivattsev v David Pichler | 4-6,6-3,6-3 |
| ITF M15 Troisdorf | 2021/05/10 11:00 | Andres Gabriel Ciurletti v Timo Stodder | 3-6,2-6 |
| ITF M15 Troisdorf | 2021/05/09 10:00 | Fred Olivier Schommer v Andres Gabriel Ciurletti | 0-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/04/06 07:30 | Lukas Krainer v Andres Gabriel Ciurletti | 6-3,6-2 |
| ITF M15 Sharm El Sheikh | 2021/04/05 07:30 | Emmanuel Luria v Andres Gabriel Ciurletti | 1-6,2-6 |
| ITF M15 Sharm El Sheikh | 2021/03/28 07:00 | Andres Gabriel Ciurletti v Beibit Zhukayev | 6-4,3-6,6-10 |
| ITF M15 Sharm El Sheikh | 2021/03/24 12:00 | Andres Gabriel Ciurletti v Yu Hsiou Hsu | 3-6,0-6 |
| ITF M15 Sharm El Sheikh | 2021/03/23 09:10 | Tim Handel v Andres Gabriel Ciurletti | 6-7,4-6 |
| ITF M15 Sharm El Sheikh | 2021/03/22 13:00 | Andres Gabriel Ciurletti v Lorenzo Claverie | 7-6,6-4 |