1955-56 Squad
| NO. | NAME | POS | HEIGHT | WEIGHT | DOB | AGE | BIRTHPLACE | PREFERRED FOOT | |
|---|---|---|---|---|---|---|---|---|---|
 | A. Albístegui | MF | 7/12/1933 | 22 | Eibar | ||||
| | I. Alkiza | FW | 7/31/1933 | 22 | Herrera | ||||
| | A. Ansola | DF | 1/17/1931 | 24 | Elgoibar | ||||
| | J. Araquistain | GK | 1.80 m | 75 kg | 3/4/1937 | 18 | Azkoitia | ||
| | J. Bagur | GK | 1.81 m | 75 kg | 3/28/1928 | 27 | Ciutadella de Menorca | ||
| | I. Echarri | DF | 1.80 m | 79 kg | 3/15/1932 | 23 | Donostia/San Sebastián | ||
| | J. María Echeverria | FW | 2/19/1933 | 22 | Ondarroa | ||||
| | L. Echeveste | FW | 4/21/1927 | 28 | Errenteria | ||||
| | I. Eizaguirre | GK | 1.81 m | 84 kg | 11/7/1920 | 34 | Donostia/San Sebastián | ||
| | A. Elizondo | DF | 8/5/1932 | 23 | Donostia/San Sebastián | ||||
| | V. Esnaola | FW | 4/1/1934 | 21 | Donostia/San Sebastián | ||||
| | J. Fernández | MF | 9/24/1929 | 25 | Donostia/San Sebastián | ||||
| | J. María Galardi | MF | 12/30/1931 | 23 | Donostia/San Sebastián | ||||
| | F. Gordejuela | DF | 8/26/1933 | 22 | Pamplona | ||||
| | J. Ignacio Huarte | FW | 9/17/1935 | 19 | Lesaka | ||||
| | J. Huércanos | FW | 5/1/1934 | 21 | Donostia/San Sebastián | ||||
| | A. Igoa | MF | 6/28/1933 | 22 | Añorga | ||||
| | S. Igoa | FW | 1.73 m | 73 kg | 9/5/1920 | 34 | Añorga | ||
| | J. Antonio Lacalle | FW | 1.77 m | 75 kg | 8/28/1937 | 18 | Pasaia | ||
| | P. María Laguardia | FW | 6/27/1934 | 21 | Donostia/San Sebastián | ||||
| | M. Larrabeiti | MF | 8/21/1931 | 24 | Mungia | ||||
| | J. María Lasa | DF | 5/5/1931 | 24 | Ordizia | ||||
| | Á. Paz | FW | 1.74 m | 76 kg | 4/1/1932 | 23 | Pasaia | ||
| | E. Querejeta | MF | 10/27/1934 | 20 | Hernani | ||||
| | A. Sarasqueta | FW | 10/11/1931 | 23 | Eibar | ||||
| | F. Sistiaga | DF | 12/13/1934 | 20 | Zaragoza | ||||
| | R. Suárez | DF | 4/21/1923 | 32 | Elgoibar | ||||
| | E. Zubillaga | FW | 10/26/1933 | 21 | Donostia/San Sebastián |
