O'Connor or O'Conor may refer to:
People
* O'Connor or
O'Conor
The O'Conor dynasty (Middle Irish: ''Ó Conchobhair''; Modern ) are an Irish noble dynasty and formerly one of the most influential and distinguished royal dynasties in Ireland. The O'Conor family held the throne of the Kingdom of Connacht up ...
, an Irish clan
*
O'Connor Sligo, a royal dynasty ruling the northern part of the Kingdom of Connacht
*
O'Connor (surname), including a list of people with the surname
Places
*
Burdett O'Connor Province, a province in the Tarija Department in Bolivia
*
Division of O'Connor, a Western Australian electoral district in the Australian House of Representatives
*
O'Connor, Australian Capital Territory
O'Connor is an affluent suburb of Canberra, Australia in the North Canberra district characterised by its leafy, heritage listed streets. It was named after Richard Edward O'Connor (1851–1912), who was a judge in the High Court and a founder ...
*
O'Connor Island
O'Connor Island is a rocky island, long, lying between Holl and Ford Islands in the southern part of the Windmill Islands of Wilkes Land, Antarctica.
Discovery and naming
The island was first mapped from aerial photos taken by United States ...
, Windmill Islands, Antarctica
*
O'Connor, Nebraska, U.S.
*
O'Connor, Ontario, Canada
*
O'Connor, Western Australia, suburb of Perth
*
Port O'Connor, Texas, U.S.
Other
*
O'Connor Airlines, a former South Australian airline
*
O'Connor Drive, Toronto, Canada
*''
O'Connor v. Donaldson'', a 1975 U.S. Supreme Court decision on the rights of mental health patients
*''
O'Connor v. Ortega'', a 1987 U.S. Supreme Court decision on the privacy rights of government employees at work
*
Sandra Day O'Connor High School (Arizona), Glendale, Arizona, U.S.
*
Sandra Day O'Connor High School (Helotes, Texas), U.S.
*
Senator O'Connor College School, Toronto, Canada
See also
*
O'Conner, variant form of the surname
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