Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Sintra | 2021/09/07 11:25 | Kirill Kivattsev v Daniel Batista | 6-3,6-7,10-12 |
| ITF M25 Sintra | 2021/09/06 08:30 | Kirill Kivattsev v Tomas Tenil | 6-0,6-0 |
| ITF M25 Bolzano | 2021/08/03 16:15 | Emiliano Maggioli v Kirill Kivattsev | 1-6,6-4,6-4 |
| ITF M15 Esch/Alzette | 2021/07/20 15:50 | Kirill Kivattsev v Mick Veldheer | 4-6,3-6 |
| ITF M25 Telfs | 2021/07/18 13:20 | Filip Misolic v Kirill Kivattsev | 6-2,6-4 |
| ITF M25 Telfs | 2021/07/18 08:00 | Kirill Kivattsev v Alex M Pujolras | 6-3,6-1 |
| ITF M25 Telfs | 2021/07/16 10:00 | Kirill Kivattsev v Ondrej Horak | 6-2,6-2 |
| ITF M25 Telfs | 2021/07/13 09:00 | Danylo Kalenichenko v Kirill Kivattsev | 4-6,3-6 |
| ITF M15 Monastir | 2021/12/06 14:00 | Thomas Deschamps v Antoine Monaco | 5-7,6-7 |
| ITF M15 Monastir | 2021/12/06 09:00 | Rishabdev Raman v Antoine Monaco | 2-6,1-6 |
| ITF M15 Monastir | 2021/12/05 09:00 | Nicolas Rafael Goldberg Alviani v Antoine Monaco | 2-6,3-6 |
| ITF M15 Monastir | 2021/12/01 10:05 | Antoine Monaco v Ugo Blanchet | 1-6,2-6 |
| ITF M15 Monastir | 2021/11/29 14:00 | Antoine Monaco v Pietro Mugelli | 6-2,7-6 |
| ITF M25 Villers Les Nancy | 2021/11/11 10:55 | Antoine Monaco v Valentin Royer | 2-6,6-3,4-6 |
| ITF M25 Villers Les Nancy | 2021/11/09 12:05 | Antoine Monaco v Milan Welte | 6-1,6-7,6-2 |
| ITF M25 Villers Les Nancy | 2021/11/08 10:40 | Mikail Alimli v Antoine Monaco | 1-6,2-6 |