Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Guayaquil | 2021/08/04 14:30 | Eduardo Lacalle v Maxime Mora | 3-6,0-6 |
| ITF M25 Guayaquil | 2021/08/02 18:30 | Eduardo Lacalle v Juan Diego Rojas Mora | 6-3,6-3 |
| ITF M25 Guayaquil | 2021/08/02 14:00 | Andres Urrea v Eduardo Lacalle | 4-6,7-5,7-10 |
| ITF M25 Guayaquil | 2021/08/01 14:00 | Eduardo Lacalle v Jorge Ruiz | 7-5,6-4 |
| ITF M25 Portoviejo | 2021/07/26 14:30 | Brandon Perez v Eduardo Lacalle | 6-1,7-6 |
| Challenger Santiago 2 Qual | 2016/10/15 15:06 | Eduardo Lacalle v Gabriel Alejandro Hidalgo | 0-6,3-6 |
| ITF Argentina F5 | 2016/05/02 12:00 | Juan Pablo Ficovich v Eduardo Lacalle | 6-1,6-2 |
| ITF Chile F8 | 2015/11/28 19:00 | Eduardo Lacalle v Simon Navarro | 4-6,4-6 |
| ITF M15 Monastir | 2021/08/12 17:05 | Mohamed Aziz Dougaz v Seita Watanabe | 6-3,0-6,6-3 |
| ITF M15 Monastir | 2021/08/11 18:10 | Seita Watanabe v Dusty H. Boyer | 6-4,6-4 |
| ITF M15 Monastir | 2021/08/10 07:30 | Rishab Agarwal v Seita Watanabe | 6-4,6-2 |
| ITF M15 Monastir | 2021/08/03 07:30 | Seita Watanabe v Martin Dimitrov | 6-7,3-6 |
| ITF M15 Monastir | 2021/08/02 08:30 | Seita Watanabe v Credit Chaiyarin | 6-3,7-5 |
| ITF M15 Monastir | 2021/08/01 09:00 | Seita Watanabe v Babji Siva Atturu | 6-1,6-0 |
| ITF M15 Monastir | 2021/06/07 08:00 | Seita Watanabe v Ji Hoon Son | 1-6,6-1,6-10 |
| ITF M15 Monastir | 2021/06/06 10:00 | Seita Watanabe v Connor Di Marco | 6-2,3-6,10-6 |