Stadium: Court 1 Round: 14 Ground: Clay
| ITF M25 Marburg | 2021/07/07 11:50 | Marvin Netuschil v Alejandro Gonzalez | 6-7,6-4,6-1 |
| ITF M25 Santo Domingo | 2021/06/03 13:00 | Alejandro Gonzalez v Blaise Bicknell | 6-3,6-7,7-5 |
| ITF M25 Pensacola | 2021/05/21 14:30 | Alejandro Gonzalez v Patrick Kypson | 4-6,0-6 |
| ITF M25 Pensacola | 2021/05/20 14:25 | Juan A H Serrano v Alejandro Gonzalez | 3-6,2-6 |
| ITF M25 Pensacola | 2021/05/19 19:35 | John Bernard v Alejandro Gonzalez | 2-6,1-6 |
| Challenger Salinas 2 | 2021/04/26 19:40 | Tak Khunn Wang v Alejandro Gonzalez | 6-2,3-6,6-2 |
| 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 |