Cognomen O'Rourke (O'Rourke 
, אורורק 
) , in the world, is a common last name. The surname O'Rourke is habitual in Ireland, where it is quite a common surname, Australia, where it is quite a rare surname, and Cyprus. In absolute terms, it is commonest in the United States, Ireland, and Australia.
| brian o'rourke Lord of West Bréifne in Ireland, GB (b. 1540) |
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| konrad o'rourke (b. 1550) |
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| brian oge o'rourke Irish king, IE (b. 1568) |
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| tadhg o'rourke king (Lord) of West Breifne (b. 1577) |
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joseph cornelius o'rourke Russian noble and military leader of Irish ancestry (1772-1849), SE (b. 1762) |
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| john o'rourke (b. 1728) |
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| cornelius o'rourke (b. 1736) |
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jim o'rourke Major League Baseball player, manager, US (b. 1850) |
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tom o'rourke American boxing manager (1856-1936), US (b. 1856) |
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| john o'rourke Irish catholic priest, IE (b. 1809) |
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tim o'rourke Major League Baseball player (1864-1938), US (b. 1864) |
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tom o'rourke American MLB catcher (1865-1929), US (b. 1865) |
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hugh o'rourke politician in Massachusetts, US, US (b. 1869) |
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edward o'rourke Polish bishop, PL (b. 1876) |
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michael james o'rourke recipient of the Victoria Cross, IE (b. 1878) |
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