Family name Gaughan (高根 
, Gaughan 
, Гоган 
) , in the entire world, is quite a common surname. The cognomen Gaughan is habitual in Ireland, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and Belarus. In absolute terms, this name is the most popular in the United States, the United Kingdom, and Ireland. Very seldom, Gaughan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 高根 | China |
| Gaughan | Canada, United Kingdom, United States, Ireland, Australia |
| Гоган | Belarus, Ukraine, Russia |
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philip gaughan United States Marine Corps Medal of Honor recipient (1865-1913), IE (b. 1865) |
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| billy gaughan English footballer (1892-1956), GB (b. 1892) |
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dick gaughan British musician, GB (b. 1948) |
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patricia anne gaughan United States federal judge, US (b. 1953) |
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steven f. gaughan American police officer, US (b. 1964) |
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| jackie gaughan American casino owner and businessman (1920-2014), US (b. 1920) |
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| norbert felix gaughan Bishop of Gary, Indiana, US (b. 1921) |
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brendan gaughan American racing driver, college basketball and college football player, US (b. 1975) |
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| jack gaughan American illustrator of science fiction and fantasy (1930-1985), US (b. 1930) |
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| thomas gaughan (b. 1923) |
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| john gaughan American manufacturer of magic act, US (b. 1940) |
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| john anthony gaughan (b. 1932) |
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| vincent michael gaughan Judge (b. 1942) |
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| michael gaughan American businessman, US (b. 1943) |
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| michael gaughan Irish Republican, IE (b. 1949) |
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