Stadium: Court 4 Round: 25 Ground: Hardcourt indoor
| ITF M25 Sharm El Sheikh | 2023/09/20 07:00 | Daniil Ostapenkov v Andrea Guerrieri | 6-7,0-6 |
| ITF M25 Monastir | 2023/09/16 08:30 | Robin Bertrand v Daniil Ostapenkov | 6-2,6-0 |
| ITF M25 Monastir | 2023/09/15 08:30 | Daniel Khazime v Daniil Ostapenkov | 4-6,4-6 |
| ITF M25 Monastir | 2023/09/14 08:30 | Stefano Reitano v Daniil Ostapenkov | 2-6,5-7 |
| ITF M25 Monastir | 2023/09/13 08:30 | Daniil Ostapenkov v Ilya Snitari | 7-5,6-3 |
| ITF M25 Monastir | 2023/09/08 08:30 | Daniil Ostapenkov v Kris Van Wyk | 3-6,2-6 |
| ITF M25 Monastir | 2023/09/07 10:30 | Daniil Ostapenkov v Timur Maulenov | 6-1,6-1 |
| ITF M15 Novi Sad | 2023/07/31 15:40 | Daniil Ostapenkov v Samuel Puskar | 3-6,4-6 |
| Challenger Manama | 2024/02/12 08:00 | Ergi Kirkin v Petr Nesterov | 6-2,6-3 |
| Davis Cup | 2024/02/04 14:13 | Petr Nesterov v Andrej Nedic | 4-6,6-2,10-8 |
| ITF M15 - Antalya | 2023/12/21 10:15 | Samuele Pieri v Petr Nesterov | 6-3,2-6,6-4 |
| ITF M15 - Antalya | 2023/12/19 11:35 | Giannicola Misasi v Petr Nesterov | 6-4,4-6,6-7 |
| ITF M15 Zahra | 2023/12/08 07:00 | Remy Bertola v Petr Nesterov | 6-4,7-6 |
| ITF M15 Zahra | 2023/12/07 06:55 | Alastair Gray v Petr Nesterov | 6-7,5-7 |
| ITF M15 Zahra | 2023/12/06 08:30 | Ryan James Storrie v Petr Nesterov | 7-5,4-6,6-7 |
| ITF M15 Al Zahra | 2023/12/01 07:00 | Yanki Erel v Petr Nesterov | 6-4,4-6,6-3 |