Stadium: Court 16 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Kursumlijska Banja | 2023/06/14 10:20 | Stefan Cizelj-Zivkovic v Dusan Obradovic | 4-6,1-6 |
| ITF M25 Kursumlijska Banja | 2023/06/06 10:40 | Stefan Cizelj-Zivkovic v Novak Novakovic | 1-6,1-6 |
| ITF M25 Kursumlijska Banja | 2023/06/05 15:10 | Marko Andrejic v Stefan Cizelj-Zivkovic | 3-6,3-6 |
| ITF M25 Kursumlijska Banja | 2023/06/04 13:00 | Charles Dossetter v Stefan Cizelj-Zivkovic | 2-6,0-6 |
| ITF M15 Kursumlijska Banja | 2023/05/30 12:30 | Nikita Mashtakov v Stefan Cizelj-Zivkovic | 6-1,6-1 |
| ITF M15 Kursumlijska Banja | 2023/05/24 07:00 | Andrea Picchione v Stefan Cizelj-Zivkovic | 6-3,6-1 |
| ITF M15 Telde | 2023/04/09 09:00 | Stefan Cizelj-Zivkovic v Vicente O Moratalla | 3-6,3-6 |
| ITF M15 Antalya | 2023/03/05 06:30 | Rimpei Kawakami v Stefan Cizelj-Zivkovic | 6-0,6-1 |
| ITF M15 Casablanca | 2023/06/26 12:00 | Bogdan Seleznev v Alexander Orlov | 1-6,2-6 |
| ITF M15 Casablanca | 2023/06/19 09:00 | Nikos Lehmann v Alexander Orlov | 6-4,6-2 |
| ITF M25 Santa Margherita | 2023/05/01 09:20 | Alexander Orlov v Benito Massacri | 4-6,3-6 |
| ITF M25 Santa Margherita | 2023/04/24 08:00 | Bruno P Navarro v Alexander Orlov | 4-6,6-2,10-8 |
| ITF M25 Santa Margherita | 2023/04/23 11:00 | Stephanos Schinas v Alexander Orlov | 3-6,3-6 |
| ITF M25 Santa Margherita | 2023/04/19 08:00 | Mathys Erhard v Alexander Orlov | 6-4,6-2 |
| ITF M25 Santa Margherita | 2023/04/18 10:45 | Julian Alonso v Alexander Orlov | 3-6,3-6 |
| ITF M25 Santa Margherita | 2023/04/17 11:05 | Yan Sabanin v Alexander Orlov | 4-6,6-4,9-11 |