Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2022/02/13 12:00 | Adam Bronka v Pijus Vaitiekunas | 5-7,1-6 |
| ITF M25 Vilnius | 2022/01/18 11:50 | Pijus Vaitiekunas v Patrik Niklas-Salminen | 4-6,0-6 |
| ITF M15 Heraklion | 2021/12/02 07:00 | Kai Wehnelt v Pijus Vaitiekunas | 6-1,6-2 |
| ITF M15 Heraklion | 2021/12/01 08:25 | Pijus Vaitiekunas v Stephanos Schinas | 6-1,7-5 |
| ITF M15 Heraklion | 2021/11/21 07:00 | Pijus Vaitiekunas v Sidane Pontjodikromo | 2-6,6-3,5-10 |
| ITF M15 Sharm El Sheikh | 2021/10/26 09:00 | Pijus Vaitiekunas v Ali Habib | 4-6,6-4,9-11 |
| ITF M15 Sharm El Sheikh | 2021/10/25 10:30 | Pijus Vaitiekunas v Seth Seely | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2021/10/24 13:30 | Roland Stuurman v Pijus Vaitiekunas | 2-6,2-6 |
| ITF M15 Sharm El Sheikh | 2022/02/13 12:00 | Alessio Zanotti v Ji Hoon Son | 6-3,4-6,7-10 |
| ITF M15 Monastir | 2021/07/01 08:30 | Ji Hoon Son v Omni Kumar | 3-6,2-6 |
| ITF M15 Monastir | 2021/06/30 10:30 | Ji Hoon Son v Kazuma Kawachi | 6-3,6-4 |
| ITF M15 Monastir | 2021/06/28 14:00 | Leonardo L Linquet v Ji Hoon Son | 0-6,2-6 |
| ITF M15 Monastir | 2021/06/28 09:00 | Ji Hoon Son v Mauro De Maio | 6-2,6-2 |
| ITF M15 Monastir | 2021/06/27 09:00 | Areg Stepanian v Ji Hoon Son | 1-6,0-6 |
| ITF M15 Monastir | 2021/06/21 08:00 | Uisung Park v Ji Hoon Son | 6-3,6-0 |
| ITF M15 Monastir | 2021/06/20 09:00 | Brandon Lam v Ji Hoon Son | 6-7,4-6 |