Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| Challenger Manama | 2021/11/22 10:10 | Khumoyun Sultanov v Marek Gengel | 6-4,6-7,0-6 |
| Challenger Manama | 2021/11/21 12:00 | Arjun Kadhe v Marek Gengel | 6-4,4-6,3-6 |
| ITF M15 Sharm El Sheikh | 2021/11/14 10:15 | Loic Cloes v Marek Gengel | 0-6,4-6 |
| ITF M15 Sharm El Sheikh | 2021/11/14 07:00 | Marek Gengel v Daniel Little | 7-5,6-4 |
| ITF M15 Sharm El Sheikh | 2021/11/12 08:00 | Sergei Pogosian v Marek Gengel | 2-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/11/11 09:30 | Kelsey Stevenson v Marek Gengel | 3-6,3-6 |
| ITF M15 Sharm El Sheikh | 2021/11/10 12:00 | Erik Arutiunian v Marek Gengel | 1-6,1-6 |
| ITF M15 Sharm El Sheikh | 2021/11/07 08:00 | Marek Gengel v Daniele Capecchi | 6-7,6-2,6-3 |
| Challenger - Guayaquil | 2021/11/05 22:00 | Alejandro Tabilo v Goncalo Oliveira | 6-4,6-3 |
| Challenger - Guayaquil | 2021/11/03 16:00 | Goncalo Oliveira v Francisco Cerundolo | 6-4,6-3 |
| Challenger - Guayaquil | 2021/11/02 15:00 | Goncalo Oliveira v Roberto Cid Subervi | 6-3,7-6 |
| Challenger - Lima | 2021/10/26 19:50 | Hugo Dellien v Goncalo Oliveira | 0-6,6-2,6-2 |
| Challenger - Bogota | 2021/10/21 15:00 | Goncalo Oliveira v Oriol Roca Batalla | 3-6,6-4,5-7 |
| Challenger - Bogota | 2021/10/19 16:30 | Goncalo Oliveira v Pedja Krstin | 3-6,6-3,6-2 |
| Challenger - Santiago | 2021/10/11 18:55 | Juan Pablo Ficovich v Goncalo Oliveira | 6-3,6-1 |
| Challenger - Santiago | 2021/10/06 16:00 | Gonzalo Lama v Goncalo Oliveira | 6-4,3-6,7-5 |