Surname Crampton (Crampton 
) , in the entire world, is quite a common cognomen. The last name Crampton is habitual in Ireland, where it is quite a rare surname, the United Kingdom, and New Zealand. Not in comparison with a country's population, it most frequently occurs in the United States, the United Kingdom, and Australia.
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| Crampton | Canada, Australia, United States, United Kingdom, Ireland |
| john crampton (1706-1771) (b. 1706) |
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| john crampton (b. 1701) |
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| john fiennes twisleton crampton (1732-1792) (b. 1732) |
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thomas russell crampton British engineer, GB (b. 1816) |
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| john fiennes twisleton crampton (1769-1834) (b. 1769) |
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| philip cecil crampton Irish judge (b. 1783) |
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| john crampton British diplomat (b. 1805) |
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| selina crampton British artist (b. 1806) |
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howard crampton actor (1865-1922), US (b. 1865) |
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| philip henry crampton (1816-1882) (b. 1816) |
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| john fiennes twisleton crampton (1817-1888) (b. 1817) |
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henry crampton U.S. scientist (1875–1956), US (b. 1875) |
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walter russell crampton Australian politician (1877-1938), AU (b. 1877) |
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| rufus cowles crampton American educator (b. 1828) |
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| john crampton (b. 1831) |
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