| ITF Spagna F30 | 10/04 14:30 | 27 | Pol M Tiffon v Alvaro L S Martin | 6-2,6-7,0-6 | |
| ITF Spagna F30 | 10/03 10:15 | 26 | Juan P Canas Garcia v Alvaro L S Martin | 4-6,3-6 | |
| ITF Spagna F30 | 10/02 13:00 | 25 | Carlos Sanchez Jover v Alvaro L S Martin | 6-1,3-6,4-6 | |
| ITF Spagna F29 | 09/30 09:30 | 29 | Gonzalo Lama v Alvaro Lopez San Martin | 6-7,3-6 | |
| ITF Spagna F29 | 09/29 09:30 | 28 | Alvaro Lopez San Martin v Rayane Roumane | 6-3,6-4 | |
| ITF Spagna F29 | 09/28 10:30 | 27 | Alvaro Lopez San Martin v Eduard Esteve Lobato | Retired | |
| ITF Spagna F29 | 09/26 10:30 | 26 | Hugo Gaston v Alvaro Lopez San Martin | 3-6,4-6 | |
| ITF Spagna F29 | 09/25 10:30 | 25 | Viktor Durasovic v Alvaro Lopez San Martin | 4-6,6-3,6-7 | |
| ITF Spagna F27 | 09/12 19:10 | 26 | Alvaro Lopez San Martin v Geoffrey Blancaneaux | Retired | |
| ITF Spagna F27 | 09/10 17:45 | 25 | Alvaro Lopez San Martin v Mathieu Perchicot | 6-3,6-1 | |
| ITF Spagna F26 | 09/07 09:05 | 26 | Alvaro L S Martin v Eduard Esteve Lobato | 6-1,6-7,2-6 | |
| ITF Spagna F26 | 09/03 10:00 | 25 | Vullnet Tashi v Alvaro L S Martin | 4-6,6-1,5-7 | |
| ITF Spagna F24 | 08/21 13:10 | 25 | Marc Fornell-Mestres v Alvaro Lopez San Martin | Retired | |
| ITF Spagna F23 | 08/18 09:45 | 29 | Alvaro L S Martin v Eduard Esteve Lobato | 4-6,7-5,0-6 | |
| ITF Spagna F23 | 08/17 14:30 | 28 | Mauricio Echazu v Alvaro L S Martin | 6-7,1-6 | |
| ITF Spagna F23 | 08/16 09:30 | 27 | Federico Zeballos v Alvaro Lopez San Martin | 3-6,3-6 | |
| ITF Spagna F23 | 08/15 09:30 | 26 | Alvaro L S Martin v Quim S Chavarria | 6-4,6-3 | |
| ITF Spagna F23 | 08/13 16:00 | 25 | Alvaro G Meza v Alvaro L S Martin | 2-6,2-6 | |
| ITF Spagna F20 | 07/26 16:15 | 26 | Mikhail Korovin v Alvaro Lopez San Martin | 7-6,6-4 | |
| ITF Spagna F20 | 07/24 16:05 | 25 | Alvaro Lopez San Martin v Abhinav Sanjeev Shanmugam | 6-4,6-2 | |
| ITF Spagna F19 | 07/22 15:45 | 29 | Marc Giner v Alvaro L S Martin | 7-5,6-2 | |
| ITF Spagna F19 | 07/21 16:00 | 28 | Alvaro L S Martin v Raul Brancaccio | 7-6,6-3 | |
| ITF Spagna F19 | 07/20 13:00 | 27 | Jordan Correia v Alvaro L S Martin | 3-6,0-6 | |
| ITF Spagna F19 | 07/19 14:30 | 26 | Alvaro L S Martin v Javier B-Cosano | 6-4,1-6,7-5 | |
| ITF Spagna F19 | 07/18 16:00 | 25 | Alvaro L S Martin v Miguel Semmler | 3-6,7-6,7-5 | |
| ITF Spagna F18 | 07/10 09:35 | 25 | Carlos Boluda-Purkiss v Alvaro Lopez San Martin | 5-7,6-4,6-1 | |
| ITF Spagna F14 | 06/04 09:30 | 25 | Alvaro Lopez San Martin v Zizou Bergs | 7-5,2-6,5-7 | |
| ITF Spagna F12 | 05/24 12:10 | 26 | Jaume Pla Malfeito v Alvaro Lopez San Martin | 4-6,6-4,6-3 | |
| ITF Spagna F12 | 05/23 10:00 | 25 | Alvaro Lopez San Martin v Gerard Sola Grau | 6-2,6-2 | |
| ITF Spagna F11 | 05/17 12:20 | 26 | Alvaro Lopez San Martin v Oriol Roca Batalla | 2-6,5-7 |
Álvaro López San Martín (Spanish pronunciation: [ˈalβaɾo ˈlopeθ sam maɾˈtin]; born 2 June 1997 in Barcelona) is a Spanish tennis player.
López San Martín won the 2015 French Open boys' doubles championship, partnering Jaume Munar.
López San Martín has a career high ATP singles ranking of 349 achieved on 30 January 2017.