| ITF Spain F8 | 03/18 09:45 | 60 | 산체즈-이즈쿠이엘도, 니콜라스 v 포코틸로브, 보리스 | 6-7,6-2,4-6 | |
| ITF Spain F7 | 03/12 08:30 | 62 | Nikolas Sanchez Izquierdo v Ibanez Gallego, Alejandro | 2-6,4-6 | |
| ITF Spain F7 | 03/11 08:30 | 62 | Nikolas Sanchez Izquierdo v 엑스포시토, 아드리안 | 6-2,4-6,6-2 | |
| ITF Spain F6 Qual | 02/27 13:00 | 62 | Nikolas Sanchez Izquierdo v 하리스, 빌리 | 2-6,2-6 | |
| ITF Spain F1 | 01/23 12:00 | 62 | Nikolas Sanchez Izquierdo v Dowson, Dan | 2-6,1-6 | |
| ITF Spain F9 Qual | 04/11 07:00 | - | Nikolas Sanchez Izquierdo v 차베즈 빌라판도, 루이스 디에고 | 1-6,5-7 |
Nikolás Sánchez Izquierdo (born 17 March 1999) is a Spanish tennis player. He has a career high ATP singles ranking of world No. 238 achieved on 19 September 2022 and a doubles ranking of No. 562 achieved on 29 November 2021.
Sánchez Izquierdo made his debut on the ATP Tour as a qualifier at the 2024 ATP Lyon Open, losing to sixth seed Tomás Martín Etcheverry in the first round.