Stadium: Court 1 Round: 28 Ground: Clay
| ITF M15 Sabadell | 2019/10/03 11:15 | Nikolas Sanchez Izquierdo v Pablo Llamas Ruiz | 6-4,4-6,6-4 |
| ITF M15 La Nucia | 2021/03/12 09:25 | Georgii Kravchenko v Nikolas Sanchez Izquierdo | 4-6,1-6 |
| ITF M15 La Nucia | 2021/03/11 13:00 | Nathan Seateun v Nikolas Sanchez Izquierdo | 2-6,1-6 |
| ITF M15 La Nucia | 2021/03/10 13:15 | Giovanni Mpetshi Perricard v Nikolas Sanchez Izquierdo | 4-6,6-4,3-6 |
| Challenger Gran Canaria | 2021/03/03 13:00 | Alessandro Giannessi v Nikolas Sanchez Izquierdo | 7-6,7-5 |
| Challenger Gran Canaria | 2021/03/01 15:30 | Nikolas Sanchez Izquierdo v Andrea Pellegrino | 5-7,7-5,6-3 |
| Challenger Gran Canaria | 2021/02/22 10:00 | Alex Molcan v Nikolas Sanchez Izquierdo | 7-6,6-3 |
| Challenger Gran Canaria | 2021/02/21 10:00 | Tomas Q Perez v Nikolas Sanchez Izquierdo | 1-6,1-6 |
| Challenger Cherbourg | 2021/02/07 14:20 | Nikolas Sanchez Izquierdo v Sander Arends | 6-0,2-6,5-7 |
| ITF M15 La Nucia | 2021/03/12 11:55 | Pablo Llamas Ruiz v Markus Eriksson | 6-2,6-2 |
| ITF M15 La Nucia | 2021/03/11 11:40 | Ronald Slobodchikov v Pablo Llamas Ruiz | 2-6,1-6 |
| ITF M15 La Nucia | 2021/03/10 09:30 | Jose Fco. Vidal Azorin v Pablo Llamas Ruiz | 1-6,6-7 |
| ITF M15 Sintra | 2020/09/07 10:00 | Pedro Araujo v Pablo Llamas Ruiz | 6-1,6-1 |
| ITF M15 Sintra | 2020/09/06 11:30 | Michel-Alexandre Fortin v Pablo Llamas Ruiz | 3-6,2-6 |
| Spanish Summer League | 2020/07/29 16:00 | Jordan Correia v Pablo Llamas Ruiz | 6-2,6-3 |
| Spanish Summer League | 2020/07/22 09:30 | Carlos Lopez Montagud v Pablo Llamas Ruiz | 6-0,6-2 |
| Spanish Summer League | 2020/07/15 09:30 | Pablo Llamas Ruiz v Pol Martin Tiffon | 4-6,3-6 |