Stadium: Quadra 4 Round: 25 Ground: Clay
| Challenger Lima | 2021/10/26 20:00 | Orlando Luz v Juan Manuel Cerundolo | 6-4,1-6,4-6 |
| Bogota, Colombia | 2021/10/19 15:00 | Orlando Luz v Gerald Melzer | 5-7,2-6 |
| Coupe Davis | 2021/09/18 08:45 | Benjamin Hassan v Orlando Luz | 4-6,4-6 |
| Challenger Kyiv | 2021/09/08 09:40 | Oleksii Krutykh v Orlando Luz | 6-2,3-6,6-3 |
| Challenger Kyiv | 2021/09/07 09:20 | Orlando Luz v Frederico Ferreira Silva | 5-7,6-2,7-6 |
| ITF M25 Ricany | 2021/09/03 08:30 | Orlando Luz v Zsombor Piros | 4-6,2-6 |
| ITF M25 Ricany | 2021/09/02 10:45 | Orlando Luz v Martin Krumich | 6-7,6-1,6-2 |
| ITF M25 Ricany | 2021/09/01 08:00 | Orlando Luz v Pavlasek, Adam | 6-3,6-2 |
| 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 |
| Montevideo, Uruguay | 2021/11/08 19:05 | Nicolas Alvarez Varona v Francisco Comesana | 4-6,1-6 |
| Montevideo, Uruguay | 2021/11/07 15:00 | Nicolas Alvarez Varona v Matos, Rafael | 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 Hidalgo, Diego | 2-6,6-4,6-3 |
| Challenger Guayaquil | 2021/11/01 16:00 | Nicolas Alvarez Varona v Gonzalez, Alejandro | 4-6,6-7 |
| Challenger Guayaquil | 2021/10/31 16:00 | Nicolas Alvarez Varona v Francisco Castro | 6-0,6-0 |