Stadium: Court 3 Round: 54 Ground: Clay
| ITF M15 Sarajevo | 2023/06/04 10:00 | Sam Oster v Nino Toto | 6-2,3-6,7-10 |
| ITF M15 Osijek | 2023/04/30 08:00 | Sam Oster v Jiri Krouzek | 4-6,3-6 |
| ITF M15 Meerbusch | 2023/04/23 08:00 | Sam Oster v Tom Schonenberg | 4-6,1-6 |
| ITF M25 Canberra | 2023/03/19 02:30 | Sam Oster v Zachary Adam-Gedge | 3-6,4-6 |
| ITF M25 Canberra | 2023/03/11 23:00 | Sam Oster v Liam Puttergill | 1-6,6-3,5-10 |
| ITF M25 Swan Hill | 2023/02/28 00:30 | Sam Oster v Cooper Errey | 3-6,6-3,4-10 |
| ITF M25 Swan Hill | 2023/02/20 01:30 | Brian Capalnean v Sam Oster | 6-4,6-4 |
| ITF M25 Burnie | 2023/02/08 06:20 | Thomas Fancutt v Sam Oster | 6-1,6-1 |
| ITF M25 Jablonec Nad Nisou | 2023/05/28 08:00 | Mark Wallner v Maurus Malgiaritta | 6-1,6-0 |
| ITF M15 Warmbad-Villach | 2023/05/21 08:00 | Philip Florig v Maurus Malgiaritta | 6-3,6-4 |
| ITF M15 Antalya | 2023/04/30 07:00 | Jasza Szajrych v Maurus Malgiaritta | 6-3,4-6,10-8 |
| ITF M15 Antalya | 2023/04/25 11:50 | Maurus Malgiaritta v Peter Benjamin Privara | 4-6,3-6 |
| ITF M15 Monastir | 2023/04/06 08:30 | Massimo Giunta v Maurus Malgiaritta | 7-6,4-6,6-4 |
| ITF M15 Monastir | 2023/04/05 11:25 | Maurus Malgiaritta v Axel Garcian | 7-6,6-7,6-1 |
| ITF M15 Monastir | 2023/04/04 13:30 | Jake Van Emburgh v Maurus Malgiaritta | 3-6,6-7 |
| ITF M15 Monastir | 2023/04/04 08:30 | Maurus Malgiaritta v Matteo De Vincentis | 6-4,6-4 |