Stadium: Center Court Round: 28
| Challenger Da Nang | 2019/01/10 06:00 | Tsung-Hua Yang v Thai-Son Kwiatkowski | 4-6,6-7 |
| Challenger Da Nang | 2019/01/09 05:00 | Viktor Durasovic v Thai-Son Kwiatkowski | 5-7,6-7 |
| Challenger Da Nang | 2019/01/07 10:00 | Youssef Hossam v Thai-Son Kwiatkowski | 5-7,4-6 |
| Challenger Noumea | 2019/01/04 00:45 | Thai-Son Kwiatkowski v Noah Rubin | 5-7,3-6 |
| Challenger Noumea | 2019/01/02 23:30 | Tomas Barrios Vera v Thai-Son Kwiatkowski | 3-6,2-6 |
| Challenger Noumea | 2019/01/01 03:30 | Thai-Son Kwiatkowski v Maxime Janvier | 6-4,6-4 |
| Challenger Noumea | 2018/12/31 02:25 | Lorenzo Giustino v Thai-Son Kwiatkowski | 2-6,3-6 |
| Challenger Houston | 2018/11/16 17:50 | Thai-Son Kwiatkowski v Roy Smith | 6-4,6-7,6-7 |
| Challenger Da Nang | 2019/01/10 05:00 | Yan Bai v Matteo Viola | 3-6,6-7 |
| Challenger Da Nang | 2019/01/09 07:30 | Benjamin Hassan v Matteo Viola | 4-6,1-6 |
| Challenger Da Nang | 2019/01/07 08:00 | Wishaya Trongcharoenchaikul v Matteo Viola | 6-4,3-6,4-6 |
| Challenger Andria | 2018/11/20 17:45 | Matteo Viola v Sergiy Stakhovsky | 1-6,5-7 |
| Challenger Bratislava | 2018/11/04 12:20 | Matteo Viola v Johannes Haerteis | 3-6,6-7 |
| Challenger Bratislava | 2018/11/03 14:05 | Matteo Viola v Marek Gengel | 6-2,6-1 |
| Challenger Ismaning | 2018/10/19 12:00 | Matteo Viola v Ugo Humbert | 1-6,2-6 |
| Challenger Ismaning | 2018/10/17 11:00 | James Ward v Matteo Viola | 5-7,6-1,6-7 |