Stadium: Court 4 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2023/12/21 08:30 | Josh Roe Flannelly v Tomasz Berkieta | 1-6,2-6 |
| ITF M15 Madrid | 2023/11/28 10:00 | Alejo Sanchez Quilez v Tomasz Berkieta | 7-5,6-2 |
| Davis Cup | 2023/09/16 11:05 | Tomasz Berkieta v Xavier Lawrence | 6-3,6-4 |
| Challenger Grodzisk Mazowiecki | 2023/08/15 15:00 | Tomasz Berkieta v Denis Yevseyev | 3-6,1-6 |
| ITF M15 Wroclaw | 2023/06/27 08:15 | Tomasz Berkieta v David Poljak | 3-6,5-7 |
| Challenger Poznan | 2023/06/18 11:30 | Carlos Taberner v Tomasz Berkieta | 3-6,6-3,7-6 |
| ITF M15 Monastir | 2023/03/16 10:45 | Tomasz Berkieta v Pablo Trochu | 6-2,7-6 |
| ITF M15 Monastir | 2023/03/14 08:30 | Hady Habib v Tomasz Berkieta | 3-6,4-6 |
| ITF M15 Monastir | 2023/12/21 10:30 | Ignasi Forcano v Perry Gregg | 3-6,2-6 |
| ITF M15 Monastir | 2023/12/20 12:30 | Perry Gregg v Charles Bertimon | 5-7,7-6,8-10 |
| ITF M15 Monastir | 2023/12/20 08:15 | Perry Gregg v Matteo Fondriest | 6-1,6-1 |
| ITF M15 Monastir | 2023/12/18 12:15 | Perry Gregg v Max Van Nunen | 6-1,6-3 |
| ITF M15 East Lansing | 2023/11/17 17:20 | Perry Gregg v Ozan Baris | 2-6,4-6 |
| ITF M15 East Lansing | 2023/11/16 16:00 | Fons Van Sambeek v Perry Gregg | 4-6,3-6 |
| ITF M15 East Lansing | 2023/11/14 17:50 | Sebastien Collard v Perry Gregg | 5-7,4-6 |
| ITF M15 Ithaca | 2023/10/07 16:40 | Perry Gregg v Radu Mihai Papoe | 1-6,6-7 |