Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 - Bath | 2023/02/09 10:00 | Filip Cristian Jianu v Daniel Little | 0-6,2-6 |
| ITF M25 - Bath | 2023/02/08 10:00 | Filip Cristian Jianu v Liam Gavrielides | 6-4,6-0 |
| Davis Cup | 2023/02/04 08:45 | Yuttana Charoenphon v Filip Cristian Jianu | 0-6,2-6 |
| Davis Cup | 2023/02/03 07:10 | Kasidit Samrej v Filip Cristian Jianu | 4-6,7-6,2-6 |
| ITF M25 Al Zahra | 2023/01/25 09:00 | Filip Cristian Jianu v Khumoyun Sultanov | 2-6,1-6 |
| Challenger Oeiras | 2023/01/11 13:45 | Filip Cristian Jianu v Pierre-Hugues Herbert | 6-3,3-6,2-6 |
| Challenger Oeiras | 2023/01/10 12:35 | Mohamed Aziz Dougaz v Filip Cristian Jianu | 4-6,5-7 |
| Challenger Oeiras | 2023/01/08 11:00 | Joris De Loore v Filip Cristian Jianu | 6-3,6-2 |
| Challenger Tenerife | 2023/02/07 12:50 | Oscar Jose Gutierrez v Marek Gengel | 1-6,6-0,6-3 |
| Challenger Nonthaburi | 2023/01/12 03:30 | Dennis Novak v Marek Gengel | 6-3,6-3 |
| Challenger Nonthaburi | 2023/01/11 04:20 | Marek Gengel v Michael Geerts | 2-6,7-6,7-5 |
| Challenger Nonthaburi | 2023/01/09 06:45 | Marek Gengel v Hiroki Moriya | 6-1,6-2 |
| Challenger Nonthaburi | 2023/01/05 04:00 | Marek Gengel v Dennis Novak | 3-6,7-6,3-6 |
| Challenger Nonthaburi | 2023/01/04 03:00 | Henri Squire v Marek Gengel | 4-6,3-6 |
| Challenger Nonthaburi | 2023/01/02 08:20 | Marek Gengel v Tennys Sandgren | 6-4,6-7,6-1 |
| ITF M25 - Trnava | 2022/12/04 10:00 | Marek Gengel v Daniel Rincon | 6-7,6-3,6-3 |