Family name Whitehorne (Whitehorne 
) , all around the world, is a rare surname. The cognomen Whitehorne is habitual in Jamaica, where it is quite a rare surname, New Zealand, where it is a rare surname, and Canada. Measured by absolute frequency, it is commonest in the United States, Jamaica, and the United Kingdom.
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| Whitehorne | Australia, Canada, Jamaica, United Kingdom, United States |
Whitehorn, and Whitthorne
| peter whitehorne Whitehorne [Whithorne], Peter (fl. 1549–1563), soldier and translator (b. 1549) |
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james whitehorne painter (b. 1803) |
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| j. e. whitehorne Confederate officer (b. 1840) |
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| joseph whitehorne (b. 1917) |
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| joseph w. a. whitehorne American military historian and author (b. 1943) |
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| john whitehorne papyrologist, AU (b. 1944) |
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| grady whitehorne college basketball player (1952–1952) |
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| james whitehorne British KC |
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| samuel whitehorne Whitehorne, Samuel; class of 1836 |
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| george whitehorne English priest |
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| mary whitehorne |
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