Stadium: Court 8 Round: 24 Ground: Clay
| Challenger Braga | 2019/05/07 15:05 | Martin Cuevas v Emilio Gomez | 3-6,5-7 |
| Challenger Braga | 2019/05/06 12:40 | Martin Cuevas v Fred Gil | 6-4,6-0 |
| Challenger Savannah | 2019/04/29 19:35 | Sandro Ehrat v Martin Cuevas | 6-0,6-0 |
| Challenger Tallahassee | 2019/04/24 16:25 | Martin Cuevas v Tommy Paul | 1-6,4-6 |
| Challenger Sarasota | 2019/04/17 16:55 | Noah Rubin v Martin Cuevas | 3-6,7-5,6-1 |
| Challenger Sarasota | 2019/04/16 14:00 | Martin Cuevas v Alejandro Gonzalez | 6-4,6-2 |
| Challenger Santiago | 2019/03/04 14:00 | Carlos Taberner v Martin Cuevas | 6-3,3-6,6-1 |
| Challenger Punta del Este | 2019/01/22 23:35 | Martin Cuevas v Tomas Lipovsek Puches | 6-3,6-7,4-6 |
| Challenger Jerusalem | 2019/05/23 07:00 | Tak Khunn Wang v Saketh Myneni | 4-6,4-6 |
| Challenger Jerusalem | 2019/05/22 07:00 | Tak Khunn Wang v Zhizhen Zhang | 6-4,7-6 |
| Challenger Taipei | 2019/04/10 04:40 | Maxime Janvier v Tak Khunn Wang | 6-4,7-5 |
| Challenger Taipei | 2019/04/08 11:50 | Illya Marchenko v Tak Khunn Wang | 6-4,3-6,4-6 |
| Challenger Zhangjiagang | 2019/03/18 03:10 | Zihao Xia v Tak Khunn Wang | 1-6,7-6,6-3 |
| Challenger Yokohama | 2019/02/26 04:25 | Tak Khunn Wang v Mats Moraing | 6-7,2-6 |
| Challenger Yokohama | 2019/02/25 05:15 | Shinji Hazawa v Tak Khunn Wang | 6-7,4-6 |
| Challenger Morelos | 2019/02/18 18:55 | Michael Redlicki v Tak Khunn Wang | 4-6,6-2,7-5 |