[262] Billy Harris 5-7,6-3,5-7 Illya Marchenko [248] 2023-10-21 10:00
Stadium: Court 3 Round: 28 Ground: Hardcourt indoor
Home History
| Challenger Hamburg | 2023/10/20 09:00 | Billy Harris v Mate Valkusz | 4-6,6-0,6-2 |
| Challenger Hamburg | 2023/10/19 15:05 | Cem Ilkel v Billy Harris | 6-7,1-6 |
| Challenger Hamburg | 2023/10/17 13:55 | Nikolas Sanchez Izquierdo v Billy Harris | 4-6,2-6 |
| Challenger Malaga | 2023/10/13 10:30 | Billy Harris v Maxime Janvier | 6-7,3-6 |
| Challenger Malaga | 2023/10/11 15:25 | Roberto Bautista-Agut v Billy Harris | 5-7,4-6 |
| Challenger Malaga | 2023/10/10 08:30 | Ivan Gakhov v Billy Harris | 3-6,4-6 |
| Challenger Malaga | 2023/10/09 11:15 | Daniel Merida Aguilar v Billy Harris | 2-6,1-6 |
| Challenger Malaga | 2023/10/08 11:05 | John Echeverria v Billy Harris | 5-7,5-7 |
Away History
| Challenger Hamburg | 2023/10/20 09:00 | Illya Marchenko v Adam Walton | 6-4,6-1 |
| Challenger Hamburg | 2023/10/18 11:25 | Illya Marchenko v Altug Celikbilek | 6-4,3-6,7-6 |
| Challenger Hamburg | 2023/10/17 08:00 | Oleksii Krutykh v Illya Marchenko | 2-6,3-6 |
| Challenger Bratislava | 2023/10/13 12:30 | Joris De Loore v Illya Marchenko | 6-3,3-6,7-6 |
| Challenger Bratislava | 2023/10/12 14:00 | Illya Marchenko v Norbert Gombos | 4-6,6-3,7-5 |
| Challenger Bratislava | 2023/10/10 12:15 | Dennis Novak v Illya Marchenko | 6-7,0-6 |
| Challenger Bratislava | 2023/10/09 11:20 | Illya Marchenko v Kacper Zuk | 7-5,7-5 |
| Challenger Bratislava | 2023/10/08 13:10 | Illya Marchenko v Evgeny Karlovskiy | 6-2,7-6 |