Friedrich “Fieten” Rahe, grandson of a wealthy wholesale dealer in colonial goods from Rostock, played singles and doubles tennis at the 1908 Olympics. He also competed on the German hockey team at the London Olympics. Rahe had a long career in tennis, winning the German national championship in 1908 and 1911, the German International doubles with Curt Bergmann from Dresden in 1909, the 1922 German International singles title, and the German titles in doubles in 1923-24 and 1926, all with the Hungarian player Béla von Kehrling. He played six times at Wimbledon, 1908-09, 1911-13 and 1928, making the semi-finals of the All-Comers tournament in 1909, and the quarters in 1911-12. Rahe played Davis Cup for Germany in 1913 and 1927, appearing in three ties and winning three of five matches.