Anja Dittmer (born 22 September 1975 in Neubrandenburg) is a professional German triathlete.

Dittmer was the only female member of the A-Team (ASICS Olympia Team) of the National Squad,[1] competed at the Olympics four times (Sydney 2000, Athens 2004, Beijing 2008, and London 2012)[2] and was 1999 European Champion and 2006 World Champion.

[3] In 2011, Dittmer joined the high-performance military unit Sportfördergruppe Mainz, ranked as the sub-officer (Stabsunteroffizier).

[4] In France, she takes part in the Club Championship Series Lyonnaise des Eaux represents Charleville Tri Ardennes, and was the silver medalist in the French Club Championship Series 2011.

[1] Anja Dittmer participated in four Olympic Games with triathlon competitions, placing 15th (Sydney 2000), 11th (Athens 2004), 33rd (Beijing 2008), and 12th (London 2012) respectively.