This is a list of seasons played by Athletic Bilbao in Spanish and European football, from 1898 to the most recent completed season. It details the club's achievements in major competitions, and the top scorers for each season.
The club has won the League eight times, the Spanish Cup 25 times (including one disputed victory competing as Vizcaya), the Spanish Super Cup three times (once by default after completing a double), and the Copa Eva Duarte once.