The 2017–18 SC Freiburg season is the 114th season in the football club's history and 2nd consecutive and 18th overall season in the top flight of German football, the Bundesliga, having been promoted from the 2.

In addition to the domestic league, SC Freiburg also are participating in this season's edition of the domestic cup, the DFB-Pokal, and the second-tier continental cup, the UEFA Europa League.

The season covers a period from 1 July 2017 to 30 June 2018.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.