 Did Françoise Dürr play tennis professionally before Marin Čilić started to play professionally?
Marin Čilić: Marin Čilić (; born 28 September 1988) is a Croatian professional tennis player. Françoise Dürr: Françoise Dürr (born 25 December 1942; sometimes referred to by English writers as Frankie Durr) is a retired French professional tennis player.
i don't know