About John O'Brien
Born 1932. John O'Brien is an Australian tennis player.
John O'Brien (born 6 July 1932) is an Australian tennis player active during the 1950s and 1960s. O'Brien was also one of the 18 hostages in the 2014 Sydney hostage crisis.
Tennis career O'Brien played the first of ten Australian Championships in 1951. As a singles player, he made eight appearances in the Round of 32 and two in the Round of 64.
In 1956 O'Brien appeared at the French Championships finishing in the first round, however he followed this up with a Round of 16 performance at Wimbledon where he was defeated by eventual champion Lew Hoad. He returned to Roland Garros and Wimbledon in 1960, though he was eliminated in the Round of 128.
O'Brien remained active into his eighties, and was ranked tenth in the world for players over 80 years old.
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Important facts
People in John O'Brien's life
Named in this biography and alive at the same time
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped John O'Brien's
Frequently asked questions
Who is John O'Brien?
Australian tennis player
When was John O'Brien born?
John O'Brien was born on 6 July 1932 in New South Wales.
What is John O'Brien's occupation?
John O'Brien is a tennis player.
What nationality is John O'Brien?
John O'Brien is Australian.
Sources & further reading
· DBpedia: John O'Brien (tennis)
Cite this page
APA: Biography.guide. (2026). John O'Brien. https://biography.guide/john-o-brien-tennis-player/
MLA: "John O'Brien." Biography.guide, https://biography.guide/john-o-brien-tennis-player/.
Chicago: "John O'Brien." Biography.guide. https://biography.guide/john-o-brien-tennis-player/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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