Stadium: Court 2 Round: 27 Ground: Clay
| ITF M25 Naples | 2021/02/25 17:25 | Martin Damm v Evan Zhu | 6-1,6-1 |
| ITF M25 Naples | 2021/02/24 19:30 | JC Aragone v Martin Damm | 6-4,2-6,3-6 |
| ITF M25 Naples | 2021/02/17 18:30 | Martin Damm v Michael Redlicki | 4-6,1-6 |
| ITF M15 Santo Domingo | 2020/12/03 13:30 | Juan Carlos Aguilar v Martin Damm | 6-3,6-4 |
| ITF M15 Santo Domingo | 2020/12/01 14:30 | Martin Damm v Shintaro Mochizuki | 6-3,6-7,6-3 |
| Challenger Orlando | 2020/11/14 17:45 | Martin Damm v Stefan Kozlov | 4-6,7-6,4-6 |
| ITF M15 Fayetteville | 2020/11/06 19:30 | Martin Damm v Roberto Quiroz | 4-6,5-7 |
| ITF M15 Fayetteville | 2020/11/05 17:30 | Martin Damm v Tyler Zink | 6-3,6-1 |
| ITF M25 Naples | 2021/02/25 14:50 | Michael Redlicki v Gonzalo Villanueva | 5-7,6-3,0-6 |
| ITF M25 Naples | 2021/02/24 16:50 | Gonzalo Villanueva v Darian King | 6-3,6-0 |
| ITF M25 Naples | 2021/02/17 20:50 | Gonzalo Villanueva v Stefan Kozlov | 3-6,2-6 |
| ITF M25 Hurlingham | 2020/03/05 13:00 | Gonzalo Villanueva v Nicolas Alberto Arreche | 4-6,5-7 |
| ITF M25 Hurlingham | 2020/03/04 13:00 | Gonzalo Villanueva v Jose Pereira | 6-4,6-1 |
| ITF M25 Rio Cuarto | 2020/02/25 18:30 | Facundo Diaz Acosta v Gonzalo Villanueva | 6-2,7-5 |
| ITF M25 Punta del Este | 2020/02/20 13:00 | Santiago Rodriguez Taverna v Gonzalo Villanueva | 3-6,6-1,6-4 |
| ITF M25 Punta del Este | 2020/02/19 16:25 | Mariano Kestelboim v Gonzalo Villanueva | 1-6,7-6,2-6 |