Originally Posted by Mustard
Bjorn Borg's last match on the tour was in November 1993, when he was 37. Pancho Gonzales' last match was in September 1973, at the age of 45. And let's not forget Ken Rosewall, who played his last match in October 1980, just days before his 46th birthday.
also Pancho Segura who was 53 when he played his last singles match at La Costa WCT
lavs, thanks for the link