Friedl Rinder (née Benzinger) (November 20, 1905, in Schrobenhausen - June 3, 2001) was a German woman chess master.
Rinder won the 1st Women's German championship at Stuttgart 1939. She took 4th place in the 7th Women's World Chess Championship (scoring 15/19) at Buenos Aires 1939 (Vera Menchik won).
After World War II, she won the women's national (West German) championship four times (1949, 1955, 1956 and 1959). She tied for 12-13th in Candidates Tournament at Plovdiv 1959 (Kira Zvorykina won), and tied for 15-16th in Candidates Tournament at Vrnjacka Banja 1961 (Nona Gaprindashvili won).
She played thrice for West Germany at first board in Women's Chess Olympiad:
Rinder was awarded the WIM title in 1957. She had a son, Gerd (who played chess to a good level and was Bavarian Champion in 1960) and a daughter. Prior to her marriage, she studied singing and the piano.