His father had served as Speaker of the Western Australian Legislative Assembly, while his maternal grandfather, Daniel Connor, was a noted businessman.
[3] Quinlan made his first-class debut for a Woodbrook Club and Ground side against the touring South Africans.
[4] Three days later, he was selected to make his debut for the Irish cricket team against the South Africans, scoring two runs and a duck in the first and second innings, respectively, playing as an opener.
[6] In addition to his cricketing activities, Quinlan was a member of the Western Australian Turf Club, and owned several racehorses.
Quinlan died at his home on Mounts Bay Road in Perth on 15 August 1935, after a long illness which had prevented him from working for four years.