The 1991 German Athletics Championships was the 91st edition of the national championship in outdoor track and field for Germany. It was held on 26–28 July at the Niedersachsenstadion in Hannover. It served as the selection meeting for Germany at the 1991 World Championships in Athletics. It marked the resumption of an all-Germany national competition for athletes from East Germany and West Germany, following the fall of the Berlin Wall. The merged competition programme followed that of the , with the only amendment being the inclusion of a women's team aspect to the mountain running championship.