| ITF M25 Grasse | 06/19 12:00 | 28 | Jurgen Briand v Alvaro Lopez San Martin | Retired | |
| ITF M25 Grasse | 06/18 08:00 | 27 | Alvaro Lopez San Martin v Emilien Voisin | 6-3,4-6,6-2 | |
| ITF M25 Grasse | 06/17 08:00 | 26 | [376] Markus Eriksson v Alvaro Lopez San Martin [474] | 2-6,1-6 | |
| ITF M25 Grasse | 06/16 10:00 | 25 | Alvaro Lopez San Martin v Jean Thirouin | 6-1,6-1 | |
| ITF M25 Vic | 05/19 13:05 | 25 | Alvaro Lopez San Martin v Pedro Cachin | 1-6,1-6 | |
| ITF M15 Valldoreix | 05/16 09:00 | 29 | Alvaro Lopez San Martin v Martin Cuevas | 2-6,6-1,6-4 | |
| ITF M15 Valldoreix | 05/15 09:00 | 28 | Alvaro Lopez San Martin v Facundo D Acosta | 4-6,7-5,7-6 | |
| ITF M15 Valldoreix | 05/14 08:00 | 27 | Alvaro Lopez San Martin v Juan B Otegui | 6-3,1-6,6-2 | |
| ITF M15 Valldoreix | 05/13 08:00 | 26 | Alvaro Lopez San Martin v Johan Sebastien Tatlot | 6-1,6-1 | |
| ITF M15 Valldoreix | 05/12 09:55 | 25 | Javier Barranco Cosano v Alvaro Lopez San Martin | 1-6,2-6 | |
| ITF M15 Valldoreix | 05/11 09:00 | 62 | Alvaro Lopez San Martin v Yan Bondarevskiy | 6-2,6-3 | |
| ITF M15 Valldoreix | 05/10 11:00 | 62 | Alvaro Lopez San Martin v Daniel Merida Aguilar | 6-1,6-0 | |
| ITF M15 Valldoreix | 05/09 14:00 | 62 | Alvaro Lopez San Martin v Mario Mansilla Diez | 6-3,6-0 | |
| ITF M15 LPD Gran Canaria | 05/02 09:30 | 29 | Alvaro Lopez San Martin v Kyrian Jacquet | 7-6,6-7,7-5 | |
| ITF M15 LPD Gran Canaria | 05/01 09:00 | 28 | Alvaro Lopez San Martin v Timofei Skatov | 6-4,6-3 | |
| ITF M15 LPD Gran Canaria | 04/30 11:15 | 27 | Alessandro Bega v Alvaro Lopez San Martin | 2-6,4-6 | |
| ITF M15 LPD Gran Canaria | 04/29 09:00 | 26 | Yan Bondarevskiy v Alvaro Lopez San Martin | 5-7,1-6 | |
| ITF M15 LPD Gran Canaria | 04/28 08:30 | 25 | Eric Vanshelboim v Alvaro Lopez San Martin | 3-6,2-6 | |
| ITF M25 Angers | 04/23 09:00 | 27 | Giovanni M Perricard v Alvaro Lopez San Martin | 3-6,6-3,7-6 | |
| ITF M25 Angers | 04/22 13:30 | 26 | Alvaro Lopez San Martin v Sebastian Fanselow | 2-6,6-1,6-4 | |
| ITF M25 Angers | 04/21 13:20 | 25 | Alvaro Lopez San Martin v Baptiste Crepatte | 6-2,6-1 | |
| ITF M25 Angers | 04/19 10:25 | 54 | Alvaro Lopez San Martin v Lucas Bouquet | 6-2,3-6,10-3 | |
| ITF M25 Reus | 04/14 08:00 | 25 | Alvaro Lopez San Martin v Arthur Fils | 6-3,4-6,3-6 | |
| ITF M15 La Nucia | 03/09 14:30 | 25 | Thomas Laurent v Alvaro Lopez San Martin | 6-1,6-0 | |
| ITF M15 Antalya | 02/25 07:00 | 26 | Dragos Nicolae Madaras v Alvaro Lopez San Martin | 6-3,6-3 | |
| ITF M15 Antalya | 02/24 07:00 | 25 | [377] Petr Nouza v Alvaro Lopez San Martin [495] | 6-7,1-6 | |
| ITF M15 Antalya | 02/16 08:30 | 25 | [365] Yunseong Chung v Alvaro Lopez San Martin [496] | 6-4,6-3 | |
| ITF M15 Antalya | 02/11 09:20 | 26 | [330] Khumoyun Sultanov v Alvaro Lopez San Martin [496] | 6-2,6-3 | |
| ITF M15 Antalya | 02/09 09:00 | 25 | [496] Alvaro Lopez San Martin v Nicolas Mejia [460] | 6-4,3-6,6-3 | |
| UTR Pro Tennis Series Barcelona | 01/30 12:30 | - | [479] Eduard Esteve Lobato v Alvaro Lopez San Martin [496] | 6-2,6-2 |
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.