Kathleen Friedrich (born 13 July 1977) is a German former middle-distance runner who specialised in the 1500 metres.
She has a personal best of 4 minutes 4.27 seconds, as well as an 800 metres best of 2:01.45.
Her highest achievement was a bronze medal at the 2002 IAAF World Cup.
She represented her country at the 2001 World Championships in Athletics and also at the 2002 European Athletics Championships.
Friedrich was a seven-time national champion, with five straight wins at the German Athletics Championships from 2000 to 2004 and two indoor titles.
At the junior level, she was the 800 m silver medallist at the 1996 World Junior Championships in Athletics.