| Aresti | Larandagorta | 1916 | doitzailea /ajustador | | | BDST 38 |
| Arévalo | Torres | 1916 | igeltseroa/albañil | | | BDST 6 |
| Arévalo | Vargas | 1916 | jornalaria/jornalero | | | BDST 6 |
| Arévalo | Palacios | 1915 | panadero | | | BDST 14 |
| Argaz | Peláez | 1915 | Labrador | | | BDST 13 |
| Argelaquet | Urriola | 1919 | - | | | BB.TT. 106 |
| Argente | Alonso | 1915 | Panadero | | | BDST 12 |
| Argilés | Velasco | 1915 | Jornalero | | | BDST 12 |
| Argote | Azpeitia | 1916 | zurgina/carpintero | | | BDST 38 |
| Argüelles | Gómez | 1918 | - | | | BB.TT. 106 |
| Arias | Caballero | 1916 | meatzaria/minero | | | BDST 6 |
| Arias | Esteban | 1916 | landa-langilea obrero agrícola | | | BDST 6 |
| Arias | Garrido | 1915 | - | | | BB.TT. 106 |
| Arias | Huamaus | 1915 | Chófer | | | BDST 13 |
| Arias | González | 1915 | albañil | | | BDST 14 |
| Arias | Morales | 1918 | Ferroviario | | | BDST 14 |
| Arica | Galeote | 1916 | landa-langilea campo | | | BDST 6 |
| Ariño | Galindo | 1919 | * | | | BB.TT. 100 |
| Arisa | Más | 1920 | * | | | BB.TT. 100 |
| Ariznavarreta | Tellería | 1916 | ikaslea/estudiante | | | BDST 38 |
| Arjona | Serrano | 1916 | landa-langilea campo | | | BDST 6 |
| Arjona | López | - | - | | | Hospital Militar Disciplinario |
| Arjonaga | Bilbao | 1916 | sukaldaria/cocinero | | | BDST 6 |
| Armendariz | - | 1916 | - | | | BDST 38 |
| Armenteros | Ruiz | 1916 | landa-langilea campo | | | BDST 6 |
| Armest | Pérez | 1918 | * | | | BB.TT. 100 |
| Arnaiz | (?) | 1915 | * | | | BDST 12 |
| Arnáiz | Rivas | 1915 | Jornalero | | | BDST 13 |
| Arnal | Tixea | 1915 | albañil | | | BDST 14 |
| Aroca | López | 1920 | * | | | BB.TT. 100 |
| Arozas | Martínez | 1915 | Chófer | | | BDST 12 |
| Arpón | - | 1916 | - | | | BDST 38 |
| Arranz | Garcés | 1916 | galdaragilea/calderero | | | BDST 6 |
| Arreche | Zabala | 1916 | ontzi-makinaria/maquinista naval | | | BDST 38 |
| Arredonda | Freije | 1917 | * | | | BB.TT. 100 |
| Arrerondo | Gutiérrez | 1916 | landa-langilea campo | | | BDST 6 |
| Arriaga | Olalde | 1916 | bizargilea/barbero | | | BDST 38 |
| Arriaga | - | 1916 | - | | | BDST 38 |
| Arribas | - | - | - | | | BDST 38 |
| Arribas | Ribera | 1915 | mecánico | | | BDST 14 |
| Arriero | Martín | 1915 | Tejero | | | BDST 13 |
| Arrieta | Aguirregomezcorta | 1916 | mekanikoa/mecánico | | | BDST 38 |
| Arrillaga | - | - | - | | | BDST 38 |
| Arrizabalaga | - | 1916 | - | | | BDST 38 |
| Arrondo | - | 1916 | - | | | BDST 38 |
| Arrospe | Ortuzar | 1916 | pintorea/pintor | | | BDST 38 |
| Arroyo | Arroyo | 1915 | Campesino | | | BDST 13 |
| Arroyo | Fernández | 1915 | campesino | | | BDST 14 |
| Arroyo | Pérez | 1915 | chófer | | | BDST 14 |
| Arruabarrena | Canso | 1916 | jornalaria/ jornalero | | | BDST 38 |