Last name Egan (Egan 
, 이건 
, Еган 
, and others...) , in the world, is a common family name. The cognomen Egan is habitual in Ireland, where it is a common surname, Australia, where it is quite a common surname, and the United Kingdom, where it is quite a rare surname. In absolute terms, the name is most common in the United States, Ireland, and the United Kingdom. Much less frequently, Egan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Egan | United Kingdom, Ireland, Canada, Australia, United States |
| 이건 | South Korea |
| Еган | Ukraine, Kyrgyzstan, Kazakhstan, Russia |
| 伊根 | China |
| Эган | Russia |
| Иган | Kazakhstan, Russia |
| איגן | Israel |
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michael francis egan Irish American prelate of the Roman Catholic Church (1761-1814), US (b. 1761) |
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| william egan Roman Catholic bishop (b. 1726) |
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| john egan Irish barrister, politician, and chairman of Kilmainham, County Dublin (b. 1750) |
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| thomas egan Irish physician (b. 1752) |
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william bradshaw egan American politician (1808-1860), US (b. 1808) |
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john egan Canadian politician (1811-1857), CA (b. 1811) |
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| cornelius egan Roman Catholic bishop (b. 1780) |
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thomas w. egan American general, US (b. 1836) |
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patrick egan American diplomat (b. 1841) |
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| james egan Irish engraver (b. 1799) |
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frank egan actor and drama teacher who worked in Seattle (?-1924), US (b. 1850) |
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maurice francis egan American writer and diplomat (1852-1924), US (b. 1852) |
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| daniel egan Politician, merchant and public servant from New South Wales, Australia (c. 1803–1870), AU (b. 1803) |
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| james o'egan language teacher, university teacher (1809-1873), GB (b. 1809) |
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| john j. egan panoramist and landscape painter, US (b. 1810) |
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