The list
| # | Player | Born | Athletic Club | Real Madrid |
|---|---|---|---|---|
| 1 | Kepa Arrizabalaga | 1994 | 2004–2018 | 2023–2024 |
| 2 | Aitor Karanka | 1973 | 1991–2006 | 1997–2002 |
| 3 | Rafael Alkorta | 1968 | 1978–2002 | 1993–1997 |
| 4 | Mikel Lasa | 1971 | 1997–2001 | 1991–1997 |
| 5 | Manuel Anatol | 1903 | 1926–1928 | 1928–1929 |
| 6 | Juan Urquizu | 1901 | 1929–1935 | 1927–1929 |
| 7 | Julián Ruete | 1887 | — | 1904–1910 |
| 8 | Manuel Martínez Canales | 1928 | 1949–1955 | 1955–1956 |
| 9 | Càndid Gardoy i Martín | 1921 | — | — |
| 10 | Hermenegildo Elices | 1914 | 1933–1944 | 1944–1948 |
| 11 | Luis María Uribe | 1906 | 1929–1934 | 1926–1929 |
| 12 | José Mandaluniz | 1910 | 1928–1935 | 1931–1932 |
| 13 | Antonio Ortiz Alonso | 1918 | 1940–1945 | 1947–1948 |
| 14 | Luis Bergareche | 1910 | 1928–1929 | 1929–1930 |
| 15 | José María Benguria | 1904 | 1920–1925 | 1923–1928 |
Which way they moved
- Athletic Club first, then Real Madrid: 10
- Real Madrid first, then Athletic Club: 3
Play it
In Who Played Both you and your opponent secretly pick a club each. If the clubs are Athletic Club and Real Madrid, the first to name one of the players above in 15 seconds wins the round.
More pairs with Athletic Club
- Alavés – Athletic Club 59 players
- Athletic Club – Osasuna 45 players
- Athletic Club – Real Sociedad 35 players
- Athletic Club – Racing Santander 34 players
- Athletic Club – Espanyol 31 players
- Athletic Club – Atlético Madrid 22 players
- Athletic Club – Celta Vigo 21 players
- Athletic Club – Barcelona 19 players
More pairs with Real Madrid
- Espanyol – Real Madrid 64 players
- Rayo Vallecano – Real Madrid 55 players
- Real Betis – Real Madrid 53 players
- Deportivo – Real Madrid 49 players
- Atlético Madrid – Real Madrid 48 players
- Barcelona – Real Madrid 45 players
- Racing Santander – Real Madrid 41 players
- Real Madrid – Sevilla 37 players
Türkçe: Athletic Club ve Real Madrid ortak oyuncuları
Source: Wikidata (CC0) and Wikipedia club articles. Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.