Last name Connaughton (Connaughton 
) , in the entire world, is quite a rare surname. The last name Connaughton is habitual in Ireland, where it is quite a common surname, Australia, where it is quite a rare surname, and the United Kingdom, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Ireland, the United States, and the United Kingdom.
| VARIANT | COUNTRY |
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| Connaughton | Canada, Australia, United States, Ireland, United Kingdom |
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frank connaughton American baseball player, US (b. 1869) |
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| michael connaughton Titanic victim (b. 1872) |
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| patrick maurice connaughton Roman Catholic clergyman (b. 1889) |
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| brian connaughton Irish police officer (1899-1983) (b. 1899) |
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| harry connaughton American football player (1905-1969), US (b. 1905) |
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sean connaughton American government official, US (b. 1961) |
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james l. connaughton American presidential advisor, US (b. 1961) |
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| joseph connaughton English cricketer (1918-1944), GB (b. 1918) |
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| luke connaughton (b. 1919) |
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jared connaughton athletics competitor, CA (b. 1985) |
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| shane connaughton Irish actor and writer, GB (b. 1941) |
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| richard connaughton British Army officer and author (b. 1942) |
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pat connaughton American baseball and basketball player, US (b. 1993) |
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| paul connaughton Irish politician, IE (b. 1944) |
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| john connaughton British footballer (born 1949), GB (b. 1949) |
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