This is a list of seasons played by Borussia Dortmund in German and European football, from 1911 (the year of the club's first competitive season) to the most recent completed season.
Borussia Dortmund were founded on 19 December 1909.
The club has won the German Championship eight times, the German Cup five times and the German Supercup six times.
Borussia Dortmund was the first German club to win a UEFA competition.
This list details the club's achievements in all competitions, and the top scorers for each season.