Stadium: Wanaro N'godrela Round: 24 Ground: Hardcourt outdoor
| ITF Belgium F6 | 2018/08/04 13:00 | Sinclair, Colin v Maxime Chazal | 2-6,6-4,3-6 |
| ITF Italy F29 | 2018/09/25 12:00 | Zekic, Miljan v Maxime Chazal | 6-4,6-4 |
| Challenger Biella | 2018/09/17 10:00 | Mathias Bourgue v Maxime Chazal | 6-2,6-3 |
| Challenger Biella | 2018/09/16 12:00 | Maxime Chazal v Zizou Bergs | 6-4,6-3 |
| Challenger Biella | 2018/09/15 10:00 | Andrea Guerrieri v Maxime Chazal | 4-6,1-6 |
| ITF Italy F27 | 2018/09/12 17:30 | Antonio Massara v Maxime Chazal | 7-5,0-6,6-3 |
| ITF Italy F27 | 2018/09/11 15:05 | Maxime Chazal v Petrone, Alessandro | 6-1,6-3 |
| ITF Italy F26 | 2018/09/04 15:10 | Jonathan Mridha v Maxime Chazal | 6-4,6-4 |
| Meerbusch, Allemagne, Qualifications | 2018/08/12 10:20 | Jelle Sels v Maxime Chazal | 4-6,6-4,7-6 |
| Open d'Australie Playoff Wilcard Australienne | 2018/11/30 02:00 | Sinclair, Colin v Zhang, Ze | 1-6,1-6 |
| Open d'Australie Playoff Wilcard Australienne | 2018/11/28 03:25 | Wu, Di v Sinclair, Colin | 2-6,3-6 |
| Challenger Kobe | 2018/11/14 02:00 | Aleksandar Vukic v Sinclair, Colin | 6-1,6-1 |
| Challenger Kobe | 2018/11/12 02:00 | Blake Ellis v Sinclair, Colin | 4-6,4-6 |
| Challenger Kobe | 2018/11/11 04:40 | Taisei Ichikawa v Sinclair, Colin | 4-6,4-6 |
| Challenger Kobe | 2018/11/10 07:35 | Matsumoto, Itsuki v Sinclair, Colin | 4-6,1-6 |
| Challenger Canberra 2 | 2018/10/26 23:50 | Sinclair, Colin v Bourchier, Harry | 2-6,4-6 |
| Challenger Traralgon | 2018/10/21 23:00 | Yosuke Watanuki v Sinclair, Colin | 6-3,7-5 |