Stadium: Court 1 Round: 19 Ground: Clay
| ITF M25 Lima | 2021/10/08 16:30 | Murkel Dellien v Daniel Dutra Da Silva | 2-6,1-6 |
| Challenger Guayaquil | 2021/10/31 21:00 | Oliver Crawford v Daniel Dutra Da Silva | 4-6,3-6 |
| ITF M25 Guayaquil | 2021/10/31 15:00 | Daniel Dutra Da Silva v Facundo Juarez | 6-7,3-6 |
| ITF M25 Guayaquil | 2021/10/29 17:05 | Daniel Dutra Da Silva v Paul Valsecchi | 6-1,6-1 |
| ITF M25 Guayaquil | 2021/10/28 15:00 | Daniel Dutra Da Silva v Diaz Jalil, Angel | 6-4,6-2 |
| ITF M25 Guayaquil | 2021/10/27 16:15 | Daniel Dutra Da Silva v Francisco Castro | 6-1,6-0 |
| ITF M25 Rio do Sul | 2021/10/21 13:10 | Marcelo Zormann v Daniel Dutra Da Silva | 6-4,4-6,6-1 |
| ITF M25 Rio do Sul | 2021/10/20 16:00 | Joao Victor C Loureiro v Daniel Dutra Da Silva | 1-6,0-6 |
| ITF M25 Lima | 2021/10/17 15:00 | Soares Klier, Gilbert v Daniel Dutra Da Silva | 7-6,6-3 |
| Challenger Guayaquil | 2021/10/31 18:30 | Murkel Dellien v Zukas, Matias | 6-3,6-2 |
| ITF M25 Guayaquil | 2021/10/29 15:00 | Oliver Crawford v Murkel Dellien | 6-3,6-4 |
| ITF M25 Guayaquil | 2021/10/28 15:00 | Nicolas Buitrago v Murkel Dellien | 1-6,2-6 |
| ITF M25 Guayaquil | 2021/10/27 15:00 | Murkel Dellien v Vernier, Michel | 2-6,6-4,6-0 |
| Vero Beach, Fl, Singles Qualifying M-ITF-USA-17A | 2021/10/19 16:00 | Murkel Dellien v Carnevale-Miino, Tommaso | 1-6,6-3,5-10 |
| Vero Beach, Fl, Singles Qualifying M-ITF-USA-17A | 2021/10/18 16:00 | Murkel Dellien v Garza, Daniel | 6-1,6-3 |
| ITF M25 Lima | 2021/10/14 18:25 | Murkel Dellien v Conner Huertas Del Pino | 6-7,3-6 |
| ITF M25 Lima | 2021/10/12 18:40 | Joao Lucas Reis da Silva v Murkel Dellien | 2-6,4-6 |