Stadium: Indoor 4 Round: 27 Ground: Hardcourt outdoor
| Challenger Danderyd | 2023/11/15 18:15 | David Goffin v Alibek Kachmazov | 7-5,7-5 |
| Challenger Danderyd | 2023/11/14 10:00 | Leandro Riedi v Alibek Kachmazov | 6-7,6-2,4-6 |
| Challenger Danderyd | 2023/11/13 11:05 | Alibek Kachmazov v Alexis Gautier | 4-6,6-3,6-2 |
| Challenger Danderyd | 2023/11/12 10:15 | Alibek Kachmazov v Nikoloz Basilashvili | 6-1,6-4 |
| Challenger Helsinki | 2023/11/07 15:20 | Radu Albot v Alibek Kachmazov | 6-2,6-1 |
| Challenger Helsinki | 2023/11/06 11:30 | Mikhail Kukushkin v Alibek Kachmazov | 4-6,7-6,4-6 |
| Challenger Helsinki | 2023/11/05 09:00 | Petros Tsitsipas v Alibek Kachmazov | 3-6,0-6 |
| Challenger Ismaning | 2023/11/03 14:10 | Rudolf Molleker v Alibek Kachmazov | 7-5,6-7,6-3 |
| Challenger Canberra | 2024/01/03 01:15 | Lloyd Harris v David Goffin | 4-6,4-6 |
| Challenger Canberra | 2024/01/01 04:05 | Lloyd Harris v Filip Misolic | 7-5,7-6 |
| ATP Vienna | 2023/10/21 12:25 | Lloyd Harris v Alexandre Muller | 1-6,4-6 |
| Challenger Olbia | 2023/10/19 13:45 | Joris De Loore v Lloyd Harris | 6-3,7-6 |
| Challenger Olbia | 2023/10/17 20:10 | Lloyd Harris v Alessandro Giannessi | 7-6,6-0 |
| ATP Shanghai | 2023/10/02 10:45 | Lloyd Harris v Dominik Palan | 6-3,3-6,6-7 |
| ATP Beijing | 2023/09/28 07:15 | Lloyd Harris v Tomas Martin Etcheverry | 7-6,6-7,3-6 |
| ATP Beijing | 2023/09/27 04:30 | Cristian Garin v Lloyd Harris | 3-6,0-6 |