The 1964–65 SV Werder Bremen season is the 55th season in the football club's history and 2nd consecutive and overall season in the top flight of German football, the Bundesliga, having earned qualification for the inaugural season from the Oberliga in 1963, after finishing second in the Oberliga Nord.
Werder Bremen also participated in the season's edition of the domestic cup, the DFB-Pokal.
The season covers a period from 1 July 1964 to 30 June 1965.
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.
Players may hold more than one non-FIFA nationality.