| ITF - Sharm El Sheikh M25 | 04/11 11:35 | 26 | Matt Hulme v Petr Nesterov | 6-4,6-4 | |
| ITF - Sharm El Sheikh M25 | 04/10 08:00 | 25 | Finley Hall v Petr Nesterov | 2-6,2-6 | |
| ITF - Sharm El Sheikh M25 | 04/05 08:00 | 27 | Petr Nesterov v Karim-Mohamed Maamoun | 6-3,1-6,6-7 | |
| ITF - Sharm El Sheikh M25 | 04/04 09:30 | 26 | [412] Cem Ilkel v Petr Nesterov [490] | 3-6,2-6 | |
| ITF - Sharm El Sheikh M25 | 04/03 14:25 | 25 | Ilia Simakin v Petr Nesterov | 1-6,5-7 | |
| ITF - Aktobe M15 | 03/15 06:00 | 27 | Ilia Simakin v Petr Nesterov | 6-7,6-2,6-2 | |
| ITF - Aktobe M15 | 03/14 05:00 | 26 | Dax Donders v Petr Nesterov | 1-6,4-6 | |
| ITF - Aktobe M15 | 03/13 08:45 | 25 | Anton Chekhov v Petr Nesterov | 6-3,0-6,3-6 | |
| ITF - Aktobe M15 | 03/10 11:00 | 29 | [447] Evgeny Karlovskiy v Petr Nesterov [442] | 6-7,6-1,6-2 | |
| ITF - Aktobe M15 | 03/09 06:00 | 28 | Petr Nesterov v Artur Kukasian | 4-6,7-5,6-2 | |
| ITF - Aktobe M15 | 03/08 06:30 | 27 | Pavel Verbin v Petr Nesterov | 6-3,3-6,5-7 | |
| ITF - Aktobe M15 | 03/07 05:00 | 26 | Boris Butulija v Petr Nesterov | 6-3,3-6,4-6 |
Petr Nesterov (Bulgarian: Пьотр Нестеров, born 7 March 2003) is a professional Bulgarian tennis player. He has a career-high ATP singles ranking of World No. 531 achieved on 18 March 2024, whilst his best doubles ranking is No. 383 achieved on 17 July 2023. Nesterov reached the final of the 2021 US Open Junior doubles with Ukrainian Viacheslav Bielinskyi.