| 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 |
| UTR Pro Tennis Series California | 2021/10/16 15:00 | Manuel S Montemayor v Yassine Smiej | 0-3 |
| UTR Pro Tennis Series California | 2021/10/14 16:30 | Arthur Bellegy v Manuel S Montemayor | 4-6,7-6,1-5 |
| UTR Pro Tennis Series Manzanillo | 2021/12/12 18:00 | Lazaro Navarro-Batles v Mario Radev | 6-2,5-4 |
| UTR Pro Tennis Series Manzanillo | 2021/12/10 19:30 | Javier A M Crespo v Mario Radev | 6-3,6-4 |
| UTR Pro Tennis Series Manzanillo | 2021/12/09 22:00 | Santiago Arredondo v Mario Radev | 6-2,4-6,5-2 |
| UTR Pro Tennis Series Manzanillo | 2021/12/08 15:00 | Luis Pineda v Mario Radev | 6-1,5-3 |
| UTR Pro Tennis Series Manzanillo | 2021/12/06 14:00 | Jose Antonio Rodriguez Rodriguez v Mario Radev | 6-1,6-1 |
| UTR Pro Tennis Series Zadar | 2021/11/18 15:30 | Janos Fekete v Mario Radev | 6-0,5-2 |
| UTR Pro Tennis Series Zadar | 2021/11/16 16:00 | Jerko Brkic v Mario Radev | 6-3,6-1 |
| UTR Pro Tennis Series Zadar | 2021/11/15 10:30 | Eduard Shcherbyna v Mario Radev | 6-1,6-3 |