Real Unión Irún 1917/18
| Name | D. o. B. | Land of origin | Position | Season | M | G | ||
|---|---|---|---|---|---|---|---|---|
| Aranzábal, Matías | 1900-04-08 |  |
Spain | Midfielder | 1917/18 | - | - | |
| Eguiazábal, Ramón | 1896-04-14 | |
Spain | Midfielder | 1917/18 | - | - | |
| Petit, René | 1899-10-08 |  |
France | Midfielder | 1917/18 | - | - | |
| Arabolaza, Patricio | 1893-03-17 | |
Spain | Striker | 1917/18 | - | - | |
| Vázquez, Joaquín | 1897-11-09 | |
Spain | Striker | 1917/18 | - | - | |
| Zabala, José Luis | 1900-01-07 | |
Spain | Striker | 1917/18 | - | - | |
