Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ATP Marrakech | 2023/04/02 10:30 | Marek Gengel v Arthur Cazaux | 3-6,1-6 |
| ITF M25 Trnava | 2023/03/30 09:30 | Marek Gengel v Sarp Agabigun | 4-6,6-2,6-7 |
| ITF M25 Trnava | 2023/03/29 14:15 | Marek Gengel v Marek Nano | 6-1,6-2 |
| Challenger Biel | 2023/03/21 15:15 | Marius Copil v Marek Gengel | 6-4,6-3 |
| Challenger Lugano | 2023/03/06 11:00 | Marek Gengel v Calvin Hemery | 2-6,3-6 |
| Challenger Lugano | 2023/03/05 13:05 | Marek Gengel v Luca Margaroli | 6-2,6-4 |
| Challenger Pune | 2023/02/27 08:30 | Rio Noguchi v Marek Gengel | 4-6,6-2,7-6 |
| Challenger Rovereto | 2023/02/22 11:20 | Marek Gengel v Jan Choinski | 1-6,4-6 |
| ITF M25 Sharm El Sheikh | 2023/04/11 08:00 | Alec Beckley v Peter Nad | 6-7,6-1,11-9 |
| ITF M25 Sharm El Sheikh | 2023/04/10 12:25 | Alec Beckley v Saveliy Ivanov | 6-3,6-1 |
| ITF M25 Sharm El Sheikh | 2023/04/09 11:30 | Alec Beckley v Davud Amirov | 6-2,6-4 |
| ITF M15 Sharm El Sheikh | 2023/04/07 08:30 | Alec Beckley v Samuel Vincent Ruggeri | 7-6,6-1 |
| ITF M15 Sharm El Sheikh | 2023/04/06 10:20 | Peter Fajta v Alec Beckley | 3-6,6-7 |
| ITF M15 Sharm El Sheikh | 2023/04/05 13:15 | Alec Beckley v Nicolas Moser | 6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2023/03/31 08:30 | Alec Beckley v Mohamed Safwat | 0-6,3-6 |
| ITF M15 Sharm El Sheikh | 2023/03/30 08:30 | Alec Beckley v Kareem Allaf | 1-6,6-3,6-4 |