Birgit Lohberg-Schulz (also Schulz-Lohberg, Lohberg or Schulz; born 3 December 1965) is a retired German freestyle swimmer who won two bronze relay medals at the 1987 and 1989 European Aquatics Championships. She also competed at the 1988 Summer Olympics in the 200 m freestyle and 200 m and 400 m medley events but did not reach the finals.