| ITF Germany F8 | 07/21 13:00 | 27 | [480] Jurgen Zopp v Christopher Heyman [466] | 2-6,6-3,6-3 | |
| ITF Germany F8 | 07/20 10:00 | 26 | [466] Christopher Heyman v Mats Moraing [304] | 6-1,6-1 | |
| ITF Germany F8 | 07/19 11:50 | 25 | Benjamin Hassan v Christopher Heyman | 6-3,4-6,2-6 | |
| ITF Belgium F4 | 07/15 08:00 | 27 | [447] Christopher Heyman v Juan Pablo Ficovich [485] | 4-6,6-7 | |
| ITF Belgium F4 | 07/13 14:55 | 26 | Christopher Heyman v Gaetan De Lovinfosse | 6-1,7-6 | |
| ITF Belgium F4 | 07/10 10:30 | 25 | Christopher Heyman v Evan Furness | 6-0,7-6 | |
| ITF Belgium F2 | 07/02 15:00 | 29 | [468] Christopher Heyman v Axel Michon [311] | 2-6,6-2,1-6 | |
| ITF Belgium F2 | 07/01 16:00 | 28 | [468] Christopher Heyman v Yannick Vandenbulcke [479] | 6-3,6-3 | |
| ITF Belgium F2 | 06/30 13:45 | 27 | [468] Christopher Heyman v Corentin Denolly [443] | 6-3,2-6,6-4 | |
| ITF Belgium F2 | 06/29 14:35 | 26 | [300] Clement Geens v Christopher Heyman [468] | 1-6,4-6 | |
| ITF Belgium F2 | 06/28 16:00 | 25 | Christopher Heyman v Pascal Meis | 6-4,6-3 | |
| ITF Belgium F1 | 06/25 13:00 | 29 | [469] Christopher Heyman v Miomir Kecmanovic [392] | 4-6,6-3,2-6 | |
| ITF Belgium F1 | 06/24 14:20 | 28 | Clement Geens v Christopher Heyman | 7-6,4-6,0-6 | |
| ITF Belgium F1 | 06/24 14:00 | - | [296] Clement Geens v Christopher Heyman [469] | 7-6,4-6,0-5 | |
| ITF Belgium F1 | 06/23 09:50 | 27 | Christopher Heyman v Samuel Bensoussan | 6-1,6-2 | |
| ITF Belgium F1 | 06/23 09:30 | - | Christopher Heyman v Samuel Bensoussan | 6-1,6-2 | |
| ITF Belgium F1 | 06/22 14:40 | 26 | Christopher Heyman v Mirko Martinez | 6-1,6-2 | |
| ITF Belgium F1 | 06/20 16:30 | 25 | Christopher Heyman v Victor Poncelet | 6-4,6-3 | |
| ITF Tunisia F22 | 06/08 09:00 | 26 | Moez Echargui v Christopher Heyman | 2-6,6-3,6-1 | |
| ITF Tunisia F22 | 06/06 11:35 | 25 | Arthur Rinderknech v Christopher Heyman | 3-6,7-6,5-7 | |
| ITF Tunisia F19 | 05/19 11:40 | 27 | [360] Juan Ignacio Galarza v Christopher Heyman [394] | 6-3,7-6 | |
| ITF Tunisia F19 | 05/18 13:40 | 26 | Matteo Martineau v Christopher Heyman | 2-6,3-6 | |
| ITF Tunisia F19 | 05/17 10:40 | 25 | Dietrich Dernowski v Christopher Heyman | 1-6,2-6 | |
| ITF Tunisia F18 | 05/12 09:00 | 27 | Thomas Brechemier v Christopher Heyman | 6-4,6-2 | |
| ITF Tunisia F18 | 05/11 12:40 | 26 | Miguel Semmler v Christopher Heyman | 3-6,6-7 | |
| ITF Tunisia F18 | 05/10 09:00 | 25 | Federico Moreno v Christopher Heyman | 2-6,3-6 | |
| ITF Tunisia F16 | 04/24 09:00 | 44 | Christopher Heyman v Boris Fassbender | Retired | |
| ITF Tunisia F16 | 04/23 09:00 | 44 | Christopher Heyman v Pierre Louis Dodens | 6-3,6-1 | |
| ITF Tunisia F15 | 04/19 08:30 | 25 | [457] Ljubomir Celebic v Christopher Heyman [380] | 2-6,6-4,6-1 | |
| ITF Tunisia F14 | 04/16 09:00 | 29 | [491] Jules Okala v Christopher Heyman [380] | 4-6,3-6 |