Stadium: Cancha 4 Round: 14 Ground: Hardcourt outdoor
| Challenger Salinas | 2021/04/19 14:30 | Alejandro Gonzalez v Tak Khunn Wang | 2-6,6-1,0-6 |
| Challenger Salinas | 2021/04/21 17:00 | Camilo Ugo Carabelli v Tak Khunn Wang | 6-1,6-1 |
| Challenger Salinas | 2021/04/20 14:30 | Marek Gengel v Tak Khunn Wang | 2-6,3-6 |
| Challenger Salinas | 2021/04/19 14:30 | Alejandro Gonzalez v Tak Khunn Wang | 2-6,6-1,0-6 |
| Challenger Salinas | 2021/04/18 15:00 | Tak Khunn Wang v David Poljak | 6-3,6-3 |
| ITF M25 Meerbusch | 2021/04/15 10:00 | Tak Khunn Wang v Peter Heller | 1-6,3-6 |
| ITF M25 Meerbusch | 2021/04/13 13:30 | Tak Khunn Wang v Marvin Moeller | 6-4,6-3 |
| Challenger Split | 2021/04/04 10:30 | Akira Santillan v Tak Khunn Wang | 4-6,6-1,7-6 |
| Challenger Lille | 2021/03/22 10:00 | Matteo Martineau v Tak Khunn Wang | 7-5,7-5 |
| Challenger Salinas | 2021/04/19 14:30 | Alejandro Gonzalez v Tak Khunn Wang | 2-6,6-1,0-6 |
| Challenger Salinas | 2021/04/18 19:10 | Alejandro Gonzalez v Jorge Panta | 6-0,6-1 |
| ATP Acapulco | 2021/03/15 00:00 | Denis Kudla v Alejandro Gonzalez | 6-3,6-2 |
| ITF M25 Naples | 2021/02/26 16:00 | Cristian Rodriguez v Alejandro Gonzalez | 6-3,5-7,7-6 |
| ITF M25 Naples | 2021/02/25 17:10 | Alejandro Gonzalez v Matija Pecotic | 6-1,7-5 |
| ITF M25 Naples | 2021/02/24 15:00 | Pol Toledo Bague v Alejandro Gonzalez | 3-6,1-6 |
| ITF M25 Naples | 2021/02/19 16:00 | Mitchell Krueger v Alejandro Gonzalez | 6-2,6-3 |
| ITF M25 Naples | 2021/02/18 15:00 | Alejandro Gonzalez v Strong Kirchheimer | 3-6,7-6,7-6 |