Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| ITF Qatar F5 | 2018/12/15 13:00 | Tak Khunn Wang v Goncalo Oliveira | 6-3,6-3 |
| ITF Italy F33 | 2014/09/24 09:45 | Goncalo Oliveira v Tak Khunn Wang | 2-6,6-4,6-3 |
| Challenger Prostejov | 2019/06/04 10:20 | Pablo Andujar v Tak Khunn Wang | 6-0,6-1 |
| Challenger Prostejov | 2019/06/02 14:50 | Tak Khunn Wang v Daniel Siniakov | 6-4,6-1 |
| 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 |
| ATP Antalya | 2019/06/22 10:00 | Goncalo Oliveira v Luke Saville | 6-3,6-4 |
| Challenger Bratislava | 2019/06/19 08:00 | Goncalo Oliveira v Frederico Ferreira Silva | 2-6,1-6 |
| Challenger Shymkent 2 | 2019/06/13 04:30 | Goncalo Oliveira v Stefano Travaglia | 3-6,3-6 |
| Challenger Shymkent 2 | 2019/06/11 07:55 | Goncalo Oliveira v Tomas Barrios Vera | 6-3,7-5 |
| Challenger Almaty | 2019/06/06 04:30 | Goncalo Oliveira v Andrej Martin | 2-6,1-6 |
| Challenger Almaty | 2019/06/05 06:05 | Goncalo Oliveira v Vladyslav Manafov | 6-4,7-5 |
| Challenger Vicenza | 2019/05/30 07:30 | Goncalo Oliveira v Gonzalo Escobar | 1-6,6-4,5-7 |
| Challenger Jerusalem | 2019/05/22 11:10 | Goncalo Oliveira v Dimitar Kuzmanov | 6-7,2-6 |