Stadium: Quadra 9 Round: 25 Ground: Hardcourt outdoor
| Challenger Campinas | 2021/11/15 13:30 | Bogdan Bobrov v Nicolas Alvarez Varona | 5-7,2-6 |
| Challenger Brasilia | 2021/11/22 13:00 | Bogdan Bobrov v Federico Zeballos | 6-3,6-3 |
| Challenger Campinas | 2021/11/15 13:30 | Bogdan Bobrov v Nicolas Alvarez Varona | 5-7,2-6 |
| Challenger Campinas | 2021/11/14 18:10 | Pedro Sakamoto v Bogdan Bobrov | 2-6,4-6 |
| ITF M15 Antalya | 2021/11/10 06:30 | Bogdan Bobrov v Oleksandr Bielinskyi | 4-6,1-6 |
| ITF M25 Nur-Sultan | 2021/10/31 06:00 | Bogdan Bobrov v Alibek Kachmazov | 2-6,6-4,4-6 |
| ITF M25 Nur-Sultan | 2021/10/30 05:30 | Bogdan Bobrov v Filip Peliwo | 6-2,6-3 |
| ITF M25 Nur-Sultan | 2021/10/29 05:00 | Michal Dembek v Bogdan Bobrov | 6-2,3-6,2-6 |
| ITF M25 Nur-Sultan | 2021/10/28 07:05 | Petr Bar Biryukov v Bogdan Bobrov | 6-7,3-6 |
| Challenger Campinas | 2021/11/18 14:00 | Nicolas Alvarez Varona v Santiago Rodriguez Taverna | 6-7,7-6,5-7 |
| Challenger Campinas | 2021/11/16 15:50 | Orlando Luz v Nicolas Alvarez Varona | 3-6,4-6 |
| Challenger Campinas | 2021/11/15 13:30 | Bogdan Bobrov v Nicolas Alvarez Varona | 5-7,2-6 |
| Challenger Campinas | 2021/11/14 16:00 | Nicolas Alvarez Varona v Genaro Alberto Olivieri | 6-3,3-6,7-6 |
| Challenger Montevideo | 2021/11/08 19:05 | Nicolas Alvarez Varona v Francisco Comesana | 4-6,1-6 |
| Challenger Montevideo | 2021/11/07 15:00 | Nicolas Alvarez Varona v Rafael Matos | 6-2,6-2 |
| Challenger Guayaquil | 2021/11/04 19:40 | Tomas Martin Etcheverry v Nicolas Alvarez Varona | 6-4,3-6,7-6 |
| Challenger Guayaquil | 2021/11/02 22:00 | Nicolas Alvarez Varona v Diego Hidalgo | 2-6,6-4,6-3 |