Surname Buchannon (Buchannon 
) , across the world, is a rare family name. The cognomen Buchannon is habitual in Canada, where it is a rare surname, the United States, and the United Kingdom, where it is a very rare surname. Much less frequently, Buchannon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Buchannon | Germany, United Kingdom, United States, Canada, France |
| david buchannon college basketball player (2010–2010) Florida A&M |
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