COPA DEL REY (LIGUILLA DE OCTAVOS DE FINAL, GRUPO 7) 1925-26
| Partido 01 | 28-02-26 | Real Unión | 2-1 | Racing Santander |
| Partido 02 | 07-03-26 | Athletic | 1-3 | Real Unión |
| Partido 03 | 14-03-26 | Racing Santander | 1-1 | Athletic |
| Partido 04 | 21-03-26 | Racing Santander | 4-3 | Real Unión |
| Partido 05 | 28-03-26 | Real Unión | 4-2 | Athletic |
| Partido 06 | 04-04-26 | Athletic | 4-1 | Racing Santander |
| J | G | E | P | GF | GC | Ptos | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Real Unión | 4 | 3 | 0 | 1 | 12 | 8 | 6 |
| 2 | Athletic | 4 | 1 | 1 | 2 | 8 | 9 | 3 |
| 3 | Racing Santander | 4 | 1 | 1 | 2 | 7 | 10 | 3 |