Stadium: Cancha 4 Round: 25 Ground: Hardcourt outdoor
| Challenger Salinas 2 | 2021/04/27 14:30 | Facundo Diaz Acosta v Benjamin Lock | 6-1,6-2 |
| Challenger Salinas 2 | 2021/04/26 18:25 | Facundo Diaz Acosta v Perchicot, Mathieu | 6-1,6-4 |
| Challenger Salinas | 2021/04/20 16:15 | Facundo Diaz Acosta v Tomas Barrios Vera | 2-6,2-6 |
| Challenger Salinas | 2021/04/19 14:30 | Facundo Diaz Acosta v Yusuke Takahashi | 6-2,6-2 |
| Challenger Salinas | 2021/04/18 17:55 | Facundo Diaz Acosta v Rojas, Juan Diego | 6-1,6-0 |
| ATP - Buenos Aires | 2021/03/02 16:30 | Facundo Diaz Acosta v Jaume Munar | 6-7,3-6 |
| ATP - Cordoba | 2021/02/21 14:00 | Facundo Diaz Acosta v Camilo Ugo Carabelli | 6-4,3-6,2-6 |
| ATP - Cordoba | 2021/02/20 13:00 | Sumit Nagal v Facundo Diaz Acosta | 4-6,6-2,3-6 |
| Challenger Salinas | 2021/04/21 16:30 | Thiago Agustin Tirante v King, Kevin | 6-1,6-2 |
| Challenger Salinas | 2021/04/19 20:55 | King, Kevin v Alejandro Tabilo | 3-6,6-4,6-1 |
| Orlando, USA | 2021/04/13 15:25 | Khan, Zane v King, Kevin | 6-3,1-6,6-1 |
| Orlando, USA | 2021/04/12 20:00 | Quiroz, Roberto v King, Kevin | 6-7,6-2,6-1 |
| Orlando, USA | 2021/04/12 14:00 | King, Kevin v Ward, James | 6-3,6-4 |
| Challenger - Cleveland | 2021/03/16 00:45 | King, Kevin v Yosuke Watanuki | 4-6,6-7 |
| ATP - Delray Beach | 2021/01/08 19:10 | Fratangelo, Bjorn v King, Kevin | 6-2,6-2 |
| ATP - Delray Beach | 2021/01/06 20:45 | Goncalo Oliveira v King, Kevin | 3-6,3-6 |