Family name Buchanon (Buchanon 
) , worldwide, is a rare last name. The cognomen Buchanon is characteristic of the United States, where it is a rare surname, New Zealand, where it is a very rare surname, and Australia. Measured by absolute frequency, it is the most numerous in the United States, the United Kingdom, and Australia.
| VARIANT | COUNTRY |
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| Buchanon | Australia, Colombia, Canada, United Kingdom, United States |
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willie buchanon player of American football, US (b. 1950) |
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phillip buchanon player of American football, US (b. 1980) |
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| lydia buchanon Peerage person ID=157478 |
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| david buchanon college basketball player (2009–2009) Florida A&M |
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| will buchanon player of American football, US (b. 1983) |
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