Anja Rücker (born December 20, 1972 in Bad Lobenstein) is a retired German sprinter who specialized in the 400 metres.
At the 1996 Summer Olympics in Atlanta, she won a bronze medal in the 4 x 400 metres relay with her teammates Uta Rohländer, Linda Kisabaka and Grit Breuer. Her personal best time is 49.74 seconds, achieved at the 1999 World Championships in Seville.