Stadium: Court 4 Round: 62 Ground: Clay
| UTR Pro Tennis Series California | 2022/11/20 18:00 | Petro Orlando Fellin v Yassine Smiej | 1-6,7-6,1-6 |
| UTR Pro Tennis Series California | 2022/11/18 18:00 | Alessandro-D Ventre v Petro Orlando Fellin | 6-1,5-0 |
| UTR Pro Tennis Series California | 2022/11/18 00:00 | Jan Silva v Petro Orlando Fellin | 6-7,7-5,3-6 |
| UTR Pro Tennis Series California | 2022/11/15 19:30 | Alex Fuchs v Petro Orlando Fellin | 6-7,4-5 |
| UTR Pro Tennis Series California | 2022/11/14 22:30 | Petro Orlando Fellin v Luis Humberto Lopez | 6-7,3-6 |
| ITF M25 Calabasas | 2022/03/21 17:00 | Petro Orlando Fellin v Daniel De Jonge | 3-6,5-7 |
| ITF M25 Austin | 2021/11/16 17:00 | Kareem Allaf v Petro Orlando Fellin | 6-4,6-2 |
| ITF M15 Ithaca | 2021/10/06 13:00 | Kyle Seelig v Petro Orlando Fellin | 6-1,7-5 |
| ITF M15 Oberhaching | 2023/02/12 09:00 | Max Wiskandt v Mikolaj Lis | 6-2,6-2 |
| ITF M25 Nussloch | 2023/01/22 08:30 | Yvo Panak v Mikolaj Lis | 6-7,6-4,12-10 |
| ITF M15 Vilnius | 2023/01/16 09:30 | Alexandros Skorilas v Mikolaj Lis | 6-4,7-6 |
| ITF M15 Vilnius | 2023/01/15 08:00 | Max Cunat v Mikolaj Lis | 2-6,1-6 |
| ITF M25 Trnava | 2022/11/29 11:25 | Samuel Kyjaci v Mikolaj Lis | 6-2,7-5 |
| ITF M15 Sozopol | 2022/10/17 10:35 | Martin Benes v Mikolaj Lis | 6-4,6-2 |
| ITF M15 Sozopol | 2022/10/09 15:20 | Jaka Protic Zakelj v Mikolaj Lis | 6-7,6-4,10-7 |
| ITF M15 Prostejov | 2022/09/25 09:00 | Stepan Mruzek v Mikolaj Lis | 6-3,6-1 |