Stadium: Court 3 Round: 25 Ground: Clay
| ITF M15 Pazardzhik | 2023/05/22 07:00 | Ioannis Xilas v Victorio Marquiselli | 2-6,6-3,15-17 |
| ITF M15 Pazardzhik | 2023/05/18 14:40 | Victorio Marquiselli v Iliyan Radulov | 1-6,3-6 |
| ITF M15 Pazardzhik | 2023/05/16 06:30 | Vicente O Moratalla v Victorio Marquiselli | 2-6,6-4,5-10 |
| ITF M15 Pazardzhik | 2023/05/15 10:00 | Darius Florin Pop v Victorio Marquiselli | 6-3,4-6,7-10 |
| ITF M25 Valldoreix | 2023/05/08 09:00 | Benjamin Winter Lopez v Victorio Marquiselli | 6-1,3-6,10-3 |
| ITF M25 Valldoreix | 2023/05/07 13:30 | Victorio Marquiselli v Jamie Krattiger | 6-4,6-3 |
| ITF M25 Reus | 2023/04/03 10:30 | Vilius Gaubas v Victorio Marquiselli | 6-1,6-1 |
| ITF M25 Reus | 2023/04/02 12:00 | Benjamin Kreynes v Victorio Marquiselli | 4-6,3-6 |
| ITF M15 Pazardzhik | 2023/05/18 10:20 | Viktor Markov v Leonardo Rossi | 6-7,7-5,6-7 |
| ITF M15 Pazardzhik | 2023/05/16 06:30 | Mihai Razvan Marinescu v Viktor Markov | 6-4,6-7,7-10 |
| ITF M15 Sozopol | 2022/10/02 11:00 | Viktor Markov v Valentin Vanta | 2-6,0-6 |
| ITF M15 Sofia | 2022/07/07 08:55 | Simon A Ivanov v Viktor Markov | 6-4,7-5 |
| ITF M15 Sofia | 2022/07/06 12:30 | Tomislav Jotovski v Viktor Markov | 4-6,3-6 |
| UTR Pro Tennis Series Dobrich | 2022/02/26 07:00 | Alexander Lazov v Viktor Markov | 6-4,4-6,5-0 |
| UTR Pro Tennis Series Dobrich | 2022/02/25 12:00 | Vladimir Filip v Viktor Markov | 5-7,6-7 |
| UTR Pro Tennis Series Dobrich | 2022/02/24 10:30 | Dan Radu Munteanu v Viktor Markov | 2-6,0-6 |