2022–23 1. FC Union Berlin season

The 2022–23 season was the 57th in the history of 1. FC Union Berlin and their fourth consecutive season in the top flight. The club participated in the Bundesliga, the DFB-Pokal, and the UEFA Europa League.

Matches
The league fixtures were announced on 17 June 2022.

Group stage
The draw for the group stage was held on 26 August 2022.

Knockout round play-offs
The draw for the knockout round play-offs was held on 7 November 2022.

Round of 16
The draw for the round of 16 was held on 24 February 2023.

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