Stadium: Central Court Round: 25 Ground: Hardcourt outdoor
| Challenger Shenzhen | 2019/03/13 03:25 | Ze Zhang v Baptiste Crepatte | 6-7,4-6 |
| Challenger Zhuhai | 2019/03/09 06:25 | Evgeny Karlovskiy v Ze Zhang | 7-6,7-6 |
| Challenger Zhuhai | 2019/03/08 07:00 | Ze Zhang v Marcos Baghdatis | 6-2,3-6,6-2 |
| Challenger Zhuhai | 2019/03/06 05:30 | Zhe Li v Ze Zhang | 3-6,4-6 |
| Challenger Bangkok 1A | 2019/02/21 03:00 | Gianluca Mager v Ze Zhang | 6-2,6-7,6-4 |
| Challenger Bangkok 1A | 2019/02/20 07:10 | Kevin King v Ze Zhang | 6-7,3-6 |
| Challenger Bangkok | 2019/02/13 07:20 | Ze Zhang v James Duckworth | 5-7,3-6 |
| Davis Cup | 2019/02/01 04:05 | Ze Zhang v Taro Daniel | 6-7,4-6 |
| Challenger Zhangjiagang | 2019/03/18 05:00 | Tsung-Hua Yang v Karim-Mohamed Maamoun | 4-6,2-6 |
| Challenger Shenzhen | 2019/03/11 03:55 | Karim-Mohamed Maamoun v Marc Polmans | 5-7,6-4,3-6 |
| Challenger Zhuhai | 2019/03/04 03:30 | Karim-Mohamed Maamoun v Jose Hernandez-Fernandez | 3-6,2-6 |
| ATP Dubai | 2019/02/23 07:00 | Karim-Mohamed Maamoun v Corentin Moutet | 3-6,6-7 |
| ITF M15 Sharm El Sheikh | 2019/02/10 08:00 | Karim-Mohamed Maamoun v Laurent Lokoli | 6-3,6-1 |
| ITF M15 Sharm El Sheikh | 2019/02/09 08:00 | Michiel de Krom v Karim-Mohamed Maamoun | 3-6,3-6 |
| ITF M15 Sharm El Sheikh | 2019/02/08 08:00 | Karim-Mohamed Maamoun v Patrik Rikl | 6-1,7-6 |
| ITF M15 Sharm El Sheikh | 2019/02/07 14:30 | Karim-Mohamed Maamoun v Neil Oberleitner | 6-3,6-2 |