| UTR Pro Tennis Series Manzanillo | 2021/12/15 21:35 | Rodrigo Echavarria v Guillermo Castaneda | 6-3,6-1 |
| UTR Pro Tennis Series Manzanillo | 2021/12/14 19:30 | Liam Oliver Toroman v Guillermo Castaneda | 7-6,6-7,5-2 |
| UTR Pro Tennis Series Manzanillo | 2021/08/15 13:00 | Rafael De Alba v Guillermo Castaneda | 6-3,5-3 |
| UTR Pro Tennis Series Manzanillo | 2021/08/14 16:00 | Guillermo Castaneda v Lazaro Navarro-Batles | 6-1,6-1 |
| UTR Pro Tennis Series Manzanillo | 2021/08/13 14:30 | Guillermo Castaneda v Luciano Doria | 4-6,4-6 |
| UTR Pro Tennis Series Manzanillo | 2021/08/11 14:00 | Guillermo Castaneda v Maximiliano Estevez | 6-7,1-6 |
| UTR Pro Tennis Series Manzanillo | 2021/08/10 16:00 | Guillermo Castaneda v Alan Sau Franco | 3-6,3-6 |
| UTR Pro Tennis Series Manzanillo | 2021/08/09 13:00 | Alexander Richards v Guillermo Castaneda | 5-7,7-6,2-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/14 15:00 | Rodrigo Echavarria v Manuel S Montemayor | 0-6,0-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/13 19:30 | Manuel S Montemayor v Mario Radev | 6-0,6-0 |
| UTR Pro Tennis Series Manzanillo | 2021/12/12 16:30 | David Perez Sanz v Manuel S Montemayor | 6-2,6-4 |
| UTR Pro Tennis Series Manzanillo | 2021/12/11 15:00 | Jean Baptiste Badon v Manuel S Montemayor | 1-6,2-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/10 15:00 | Manuel S Montemayor v Rodrigo Echavarria | 6-1,5-3 |
| UTR Pro Tennis Series Manzanillo | 2021/12/09 17:00 | Manuel S Montemayor v Oscar M S Hirales | 6-1,5-3 |
| UTR Pro Tennis Series Manzanillo | 2021/12/08 19:30 | Miguel Angel Alonso v Manuel S Montemayor | 1-6,0-6 |
| UTR Pro Tennis Series Manzanillo | 2021/12/07 15:00 | Nicolas Cortes Campos v Manuel S Montemayor | 3-6,2-6 |