| ITF Sweden F4 | 09/25 13:15 | 25 | Christopher Heyman v Filip Bergevi | 6-4,6-3 | |
| ITF France F18 | 09/18 15:00 | 25 | Christopher Heyman v Antoine C Chauvinc | 4-6,6-3,1-6 | |
| ITF France F17 | 09/15 12:00 | 28 | [310] Christopher Heyman v Gregoire Jacq [347] | 4-6,7-5,2-6 | |
| ITF France F17 | 09/14 15:25 | 27 | Christopher Heyman v Quentin Robert | 6-3,6-4 | |
| ITF France F17 | 09/13 12:15 | 26 | [310] Christopher Heyman v Hugo Voljacques [263] | 6-4,6-7,6-1 | |
| ITF France F17 | 09/12 14:00 | 25 | Christopher Heyman v Jonathan Gray | 3-6,6-4,6-2 | |
| ITF Poland F7 | 08/17 09:00 | 27 | [307] Christopher Heyman v Thiago Seyboth Wild [497] | 6-4,0-6,6-7 | |
| ITF Poland F7 | 08/15 08:00 | 26 | Christopher Heyman v Michal Mikula | 6-1,6-0 | |
| ITF Poland F7 | 08/13 12:25 | 25 | Christopher Heyman v Michal Dembek | 6-2,7-5 | |
| Challenger Portoroz | 08/07 20:05 | 25 | [118] Sergiy Stakhovsky v Christopher Heyman [304] | 4-6,6-3,6-3 | |
| Challenger Portoroz Qual | 08/06 10:10 | 54 | [304] Christopher Heyman v Markus Eriksson [413] | 3-6,3-6 | |
| Challenger Portoroz Qual | 08/05 13:00 | 46 | [311] Christopher Heyman v Nikola Cacic [214] | 6-1,5-7,6-4 | |
| Challenger Segovia | 07/31 15:45 | 25 | [311] Christopher Heyman v Joao Monteiro [323] | 4-6,4-6 | |
| ITF Germany F8 | 07/20 11:00 | 27 | Manuel Pena Lopez v Christopher Heyman | 6-4,6-2 | |
| ITF Germany F8 | 07/19 09:30 | 26 | [447] Marc Sieber v Christopher Heyman [307] | 1-6,5-7 | |
| ITF Germany F8 | 07/18 15:10 | 25 | Pavle Daljev v Christopher Heyman | 3-6,4-6 | |
| ITF Belgium F3 | 07/06 15:00 | 27 | Christopher Heyman v Michael Geerts | 6-4,6-7,3-6 | |
| ITF Belgium F3 | 07/05 15:35 | 26 | Christopher Heyman v Nikita Mashtakov | 6-3,6-2 | |
| ITF Belgium F3 | 07/04 10:10 | 25 | Christopher Heyman v Felipe M Sarrasague | 6-2,6-4 | |
| ITF Belgium F3 Qual | 07/02 10:35 | 62 | Christopher Heyman v Robin Vanhauwe | 6-3,6-0 | |
| ITF Belgium F3 Qual | 07/01 12:00 | 62 | Christopher Heyman v Lautaro Agustin Falabella | 6-2,6-1 | |
| ITF Belgium F3 Qual | 06/30 07:30 | 62 | Christopher Heyman v Joaquin P M Bannen | 6-1,6-1 | |
| ITF Germany F5 | 06/28 13:30 | 26 | Christopher Heyman v Tim Ruehl | 6-3,6-7,1-6 | |
| ITF Germany F5 | 06/27 10:00 | 25 | Christopher Heyman v Robert Strombachs | 6-0,6-3 | |
| ITF Germany F4 | 06/20 15:20 | 25 | Christopher Heyman v Filip Bergevi | 4-6,3-6 | |
| ITF Turkey F22 | 06/09 07:30 | 28 | Christopher Heyman v James Duckworth | 0-6,7-5,4-6 | |
| ITF Turkey F22 | 06/08 07:30 | 27 | Christopher Heyman v Wilson Leite | 6-1,3-6,6-2 | |
| ITF Turkey F22 | 06/07 09:05 | 26 | Christopher Heyman v Koray Kirci | 6-2,6-2 | |
| ITF Turkey F22 | 06/06 09:20 | 25 | Christopher Heyman v Alexander Weis | 3-6,6-0,6-4 | |
| ITF Turkey F21 | 06/02 08:00 | 28 | Christopher Heyman v Peter Heller | Retired |