Stadium: Court 2 Round: 14 Ground: Hardcourt indoor
| Challenger Knoxville | 2023/11/06 18:00 | Cannon Kingsley v Gabi Adrian Boitan | 7-5,6-3 |
| Challenger Knoxville | 2023/11/05 22:00 | Alexander Kotzen v Gabi Adrian Boitan | 7-6,4-6,3-6 |
| Challenger Hamburg | 2023/10/15 08:00 | Gabi Adrian Boitan v Javier Barranco Cosano | 4-6,6-7 |
| Challenger Bratislava | 2023/10/10 09:00 | Andrew Paulson v Gabi Adrian Boitan | 6-4,6-3 |
| Challenger Bratislava | 2023/10/09 08:30 | Cem Ilkel v Gabi Adrian Boitan | 2-6,1-6 |
| Challenger Bratislava | 2023/10/08 09:00 | Gabi Adrian Boitan v Marius Copil | 3-6,6-4,7-6 |
| Challenger Sibiu | 2023/09/18 09:20 | Calvin Hemery v Gabi Adrian Boitan | 2-6,7-5,6-3 |
| Challenger Sibiu | 2023/09/17 10:30 | Ryuki Matsuda v Gabi Adrian Boitan | 3-6,1-6 |
| ITF M25 Austin | 2023/11/09 14:55 | Mark Whitehouse v Colin Markes | 6-1,5-7,6-10 |
| ITF M25 Austin | 2023/11/08 20:35 | Mark Whitehouse v Marko Mesarovic | 5-7,7-5,6-3 |
| ITF M15 Fayetteville | 2023/11/01 18:00 | Mark Whitehouse v Olle Wallin | 7-6,5-7,6-7 |
| ITF M15 Norman | 2023/10/25 18:15 | Mark Whitehouse v Tyler Stice | 1-6,6-3,3-6 |
| ITF M15 Las Vegas | 2023/10/18 19:15 | Adit Sinha v Mark Whitehouse | 7-5,6-2 |
| Challenger Fairfield | 2023/10/08 17:00 | Evan Zhu v Mark Whitehouse | 6-2,6-2 |
| Challenger Cassis | 2023/09/03 12:35 | Mark Whitehouse v Daniel Cox | 6-7,6-2,4-6 |
| Challenger Mallorca | 2023/08/29 08:00 | Mark Whitehouse v Daniel Cukierman | 6-7,4-6 |