Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Belgrade | 2021/06/28 10:00 | Dusan Milanovic v Egor Noskin | 6-4,6-4 |
| ITF M15 Shymkent | 2021/06/01 05:00 | Egor Noskin v Louroi Martinez | 0-6,6-4,4-10 |
| ITF M15 Shymkent | 2021/05/31 05:00 | Egor Noskin v Oleg Syrovatskiy | 6-4,6-2 |
| ITF M15 Shymkent | 2021/05/25 06:00 | Egor Noskin v Louroi Martinez | 4-6,0-6 |
| ITF M15 Shymkent | 2021/05/24 06:50 | Egor Noskin v Alexey Dubinin | 6-0,6-3 |
| ITF M15 St. Peterburg | 2021/04/14 09:55 | Egor Noskin v Alexey Zakharov | 2-6,6-1,2-6 |
| ITF M15 St. Peterburg | 2021/04/12 08:35 | Egor Noskin v Aliaksandr Liaonenka | 6-4,6-2 |
| ITF M15 St. Peterburg - kval. | 2021/04/11 10:15 | Egor Noskin v Pavel Verbin | 6-3,6-2 |
| ITF M15 Almada | 2021/07/05 10:00 | Harry Wendelken v Luigi Castelletti | 6-0,6-0 |
| ITF M15 Gaiba | 2021/06/09 12:50 | Benjamin Lock v Luigi Castelletti | 6-1,6-3 |
| ITF M15 Bukarest | 2021/05/23 15:00 | Simon Beaupain v Luigi Castelletti | 6-1,6-2 |
| ITF M15 Sibenik | 2021/05/16 07:30 | Adan Freire Da Silva v Luigi Castelletti | 4-6,6-4,10-3 |
| ITF M15 Valldoreix | 2021/05/09 12:00 | Nicolas Alvarez Varona v Luigi Castelletti | 6-2,7-6 |
| ITF M15 Sibenik | 2021/04/20 08:00 | Peter Goldsteiner v Luigi Castelletti | 7-5,1-6,12-10 |
| ITF M15 Sibenik | 2021/04/19 13:50 | Matthias Uwe Kask v Luigi Castelletti | 5-7,6-2,15-17 |
| ITF M15 Monastir | 2021/04/11 08:00 | Luigi Castelletti v Louis Allen | 4-6,6-2,3-10 |