Stadium: Tourlaville 1 Round: 14 Ground: Hardcourt indoor
| UTR Pro Tennis Series Barcelona | 2021/02/03 09:00 | Jaume Pla Malfeito v Nikolas Sanchez Izquierdo | 1-6,3-6 |
| UTR Pro Tennis Series Barcelona | 2021/02/01 09:00 | Paul Cayre v Nikolas Sanchez Izquierdo | 4-6,4-5 |
| UTR Pro Tennis Series Barcelona | 2021/01/28 12:00 | Nikolas Sanchez Izquierdo v Juan Bautista Otegui | 7-5,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/01/27 12:45 | Nikolas Sanchez Izquierdo v Quentin Folliot | 6-4,6-2 |
| UTR Pro Tennis Series Barcelona | 2021/01/26 10:30 | Nikolas Sanchez Izquierdo v Inaki Cabrera Bello | 6-1,5-2 |
| Challenger Maia | 2020/11/29 13:10 | Duje Ajdukovic v Nikolas Sanchez Izquierdo | 3-6,7-6,7-5 |
| Challenger Maia | 2020/11/28 15:40 | Harri Heliovaara v Nikolas Sanchez Izquierdo | 2-6,4-6 |
| ITF M15 Villena | 2020/11/21 08:50 | Marco Trungelliti v Nikolas Sanchez Izquierdo | 6-1,6-1 |
| Challenger Istanbul | 2019/09/10 08:55 | Hugo Grenier v Sander Arends | 6-2,6-3 |
| Challenger Braga Qual | 2018/05/05 11:10 | Sander Arends v Jan Satral | 2-6,2-6 |
| Challenger Lille Qual | 2018/03/17 09:00 | Nikola Cacic v Sander Arends | 6-3,3-6,6-1 |
| Challenger Brest Qual | 2017/10/22 15:10 | Sander Arends v Gianni Mina | 3-6,6-4,2-6 |
| Challenger Brest Qual | 2017/10/21 14:40 | Sander Arends v Kevin Krawietz | 1-6,6-3,6-4 |
| Challenger Brescia Qual | 2016/11/12 13:30 | Sander Arends v Riccardo Bonadio | 3-6,3-6 |
| ITF Czech Republic F8 Qual | 2015/12/01 10:50 | Sander Arends v Pavel Motl | 2-6,7-5,6-2 |
| ITF Czech Republic F7 | 2015/11/25 10:20 | Jan Mertl v Sander Arends | 6-2,4-6,6-3 |