The 1989–90 DDR-Oberliga was the 41st season of the DDR-Oberliga, the first tier of league football in East Germany. It was the last season of the league under the name of DDR-Oberliga as it played as the NOFV-Oberliga in the following season. East Germany saw great political change during the 1989–90 season with the opening of borders in October 1989, free elections in March 1990 and the eventual German reunification later in the year.