Stadium: Court 1 Round: 14 Ground: Clay
| ITF - M25 Ricany | 2021/09/02 11:05 | Pavel Nejedly v Zsombor Piros | 4-6,2-6 |
| ITF - M25 Ricany | 2021/09/01 07:55 | Andrew Paulson v Pavel Nejedly | 1-6,0-6 |
| ITF - M15 Bratislava | 2021/08/28 09:00 | Pavel Nejedly v Danylo Kalenichenko | 4-6,2-6 |
| ITF - M15 Bratislava | 2021/08/27 08:00 | Mariano Navone v Pavel Nejedly | 4-6,3-6 |
| ITF - M15 Bratislava | 2021/08/26 09:15 | Lukas H Lilleengen v Pavel Nejedly | 2-6,3-6 |
| ITF - M15 Bratislava | 2021/08/25 08:00 | Mikalai Haliak v Pavel Nejedly | 6-1,3-6,1-6 |
| ITF - M25 Prostejov | 2021/08/17 11:50 | Pavel Nejedly v Aldin Setkic | 0-6,2-6 |
| ITF - M25 Kottingbrunn | 2021/07/23 11:00 | Pavel Nejedly v Zsombor Piros | 4-6,7-6,3-6 |
| ITF - M15 Zilina | 2021/09/01 12:25 | Gonzalo Villanueva v Peter Goldsteiner | 4-6,3-6 |
| ITF - M25 Decatur | 2021/08/04 20:30 | Gonzalo Villanueva v Petros Chrysochos | 1-6,3-6 |
| Challenger - Lexington | 2021/07/25 17:00 | Aidan Mchugh v Gonzalo Villanueva | 7-5,2-6,6-3 |
| Challenger - Cary | 2021/07/20 15:00 | Roberto Cid Subervi v Gonzalo Villanueva | 3-6,7-5,6-1 |
| UTR Pro Tennis Series Atlanta | 2021/07/16 12:00 | Ivan Yatsuk v Gonzalo Villanueva | 6-1,6-4 |
| UTR Pro Tennis Series Atlanta | 2021/07/15 18:00 | William Mroz Mroz v Gonzalo Villanueva | 3-6,4-5 |
| UTR Pro Tennis Series Atlanta | 2021/07/12 13:30 | Vazha Shubladze v Gonzalo Villanueva | 6-1,6-2 |
| UTR Pro Tennis Series Atlanta | 2021/07/10 13:30 | Gonzalo Villanueva v Andrew Rogers | 6-2,3-6,4-5 |