Stadium: Hard 21 Round: 27 Ground: Hardcourt outdoor
| ITF M25 Nur-Sultan MD | 2021/10/30 07:00 | Fayziev S / Kalovelonis M v Liaonenka A / Sabanin Y | 6-7,6-4,10-7 |
| ITF M25 Nur-Sultan MD | 2021/10/28 08:15 | Fomin S / Tashbulatov D v Fayziev S / Kalovelonis M | 6-4,3-6,2-10 |
| ITF M25 Nur-Sultan MD | 2021/10/21 10:35 | Fayziev S / Kalovelonis M v Beale/Vanshelboim | 7-5,4-6,8-10 |
| ITF M25 Nur-Sultan MD | 2021/10/19 08:40 | Fayziev S / Kalovelonis M v Fomin S / Tashbulatov D | 6-4,5-7,10-3 |
| ITF M25 Telavi MD | 2021/07/30 11:15 | Erel Y / Tkemaladze Z v Fayziev S / Kalovelonis M | 6-4,7-6 |
| ITF M25 Telavi MD | 2021/07/27 11:20 | Bertuccioli/Ingarao v Fayziev S / Kalovelonis M | 6-7,2-6 |
| Challenger Nur-Sultan MD | 2021/07/20 10:40 | Fayziev S / Kalovelonis M v Khabibulin/Zhukayev | 6-3,3-6,8-10 |
| ITF M25 Nur-Sultan MD | 2021/07/10 08:55 | Krutykh/Manafov v Fayziev S / Kalovelonis M | 6-7,3-6 |
| ITF - M15 Héraklion - Doubles Hommes | 2021/11/09 10:50 | Fortin/M Martin v Brown/Seelig | 2-6,2-6 |