Stadium: Court 7 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/10/18 09:30 | Stefano Reitano v Andres Haefele | 6-2,6-0 |
| ITF M15 Monastir | 2021/10/13 08:30 | Daniil Glinka v Stefano Reitano | 6-3,2-6,6-1 |
| ITF M15 Monastir | 2021/10/11 14:00 | Stefano Reitano v Allan Deschamps | 7-6,7-6 |
| ITF M15 Ulcinj | 2021/09/19 08:00 | Stefano Reitano v Leonardo Rossi | 2-6,6-4,6-10 |
| ITF M15 Ulcinj | 2021/09/16 09:40 | Stefano Reitano v Juan Pablo Paz | 0-6,1-6 |
| ITF M15 Ulcinj | 2021/09/13 12:30 | Stefano Reitano v Danilo Raicevic | 6-3,6-4 |
| ITF M15 Ulcinj | 2021/09/13 08:00 | Frane Nincevic v Stefano Reitano | 6-2,4-6,5-10 |
| ITF M15 Ulcinj | 2021/09/12 08:00 | Alan Postay v Stefano Reitano | 3-6,3-6 |
| ITF M15 Monastir | 2021/10/18 09:30 | Denis Constantin Spiridon v Ivan Kazakov | 7-5,6-2 |
| ITF M15 Monastir | 2021/10/11 13:00 | Mikail Alimli v Denis Constantin Spiridon | 7-6,6-3 |
| ITF M15 Monastir | 2021/10/11 08:00 | Denis Constantin Spiridon v Mohamed Amin Oueslati | 6-2,6-2 |
| ITF M15 Monastir | 2021/10/10 10:30 | Denis Constantin Spiridon v Fabian Hansch Mauritzson | 6-1,6-1 |
| ITF M25 Uriage | 2021/07/11 14:50 | Denis Constantin Spiridon v Edouard Villoslada | 1-6,1-6 |
| ITF M15 Novomoskovsk | 2021/05/24 12:00 | Simon A Ivanov v Denis Constantin Spiridon | 7-6,6-1 |
| ITF M15 Novomoskovsk | 2021/05/23 08:00 | Denis Constantin Spiridon v Illya Maksymchuk | 7-6,3-6,10-8 |
| ITF M15 Cancun | 2020/02/17 14:00 | Matic Spec v Denis Constantin Spiridon | 6-4,6-1 |