Anja Dittmer (born 22 September 1975 in Neubrandenburg) is a German professional triathlete, the only female member of the A-Team (ASICS Olympia Team) of the National Squad, the only female four times Olympian (Sydney 2000, Athens 2004, Beijing 2008 and London 2012), 1999 European Champion and 2006 European vice Champion.In 2011, Dittmer joined the high performance military unit Sportfördergruppe Mainz and has the rank of a sub officer (Stabsunteroffizier).