Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Tavira | 2023/10/09 09:00 | Adan Freire Da Silva v Pijus Vaitiekunas | 6-2,2-6,7-10 |
| ITF M15 Buschhausen | 2023/09/11 13:15 | Ronetto Van Tilburg v Pijus Vaitiekunas | 6-1,6-1 |
| ITF M15 Buschhausen | 2023/09/11 08:00 | Pijus Vaitiekunas v Arthur Bonnaud | 6-2,6-4 |
| ITF M15 Koszalin | 2023/09/05 07:30 | Federico Marchetti v Pijus Vaitiekunas | 7-5,4-6,10-7 |
| ITF M25 Poznan | 2023/08/23 11:25 | Aleksandr Braynin v Pijus Vaitiekunas | 6-3,7-6 |
| ITF M25 Poznan | 2023/08/22 11:05 | Facundo Bermejo v Pijus Vaitiekunas | 6-2,3-6,7-10 |
| ITF M25 Poznan | 2023/08/21 11:30 | Mateusz Cislo v Pijus Vaitiekunas | 4-6,1-6 |
| ITF M25 Bielsko Biala | 2023/08/16 13:30 | Pijus Vaitiekunas v Alex M Pujolras | 2-6,1-6 |
| ITF M25 Tavira | 2023/10/09 11:30 | Daniel Batista v Philip Hjorth | 3-6,2-6 |
| ITF M25 Tavira | 2023/10/08 09:00 | Tomas Almeida v Philip Hjorth | 2-6,0-6 |
| ITF M25 Sintra | 2023/09/14 10:35 | Philip Hjorth v Jaime Faria | 3-6,3-6 |
| ITF M25 Sintra | 2023/09/13 15:55 | Noah Schachter v Philip Hjorth | 4-6,4-6 |
| ITF M25 Sintra | 2023/09/12 11:05 | Ewan Moore v Philip Hjorth | 6-4,2-6,5-10 |
| ITF M25 Sintra | 2023/09/10 16:30 | Philip Hjorth v Joan Busoms Puig | 6-4,6-4 |
| ITF M25 Sintra | 2023/09/06 08:30 | Philip Hjorth v Joao Antonio | 7-5,3-6,7-10 |
| ITF M25 Sintra | 2023/09/05 14:30 | Adan Freire Da Silva v Philip Hjorth | 6-2,6-7,7-10 |