2019–20 Arminia Bielefeld season

The 2019–20 Arminia Bielefeld season was the 115th season for the German football club Arminia Bielefeld. The season lasts from 1 July 2019 to 28 June 2020. On 16 June, the club was promoted to the 2020–21 Bundesliga, returning to Germany's top tier league for the first time since 2008–09.
First-team squad.
As of 31 January 2020
Statistics.
Appearances and goals.
! colspan=14 style=background:#dcdcdc; text-align:center| Goalkeepers
! colspan=14 style=background:#dcdcdc; text-align:center| Defenders
! colspan=14 style=background:#dcdcdc; text-align:center| Midfielders
! colspan=14 style=background:#dcdcdc; text-align:center| Forwards
! colspan=14 style=background:#dcdcdc; text-align:center| Players transferred out during the season