Cognomen Lawhorn (Lawhorn 
) , around the world, is quite a common surname. The last name Lawhorn is habitual in the United States, where it is quite a rare surname, New Zealand, where it is a rare surname, and Canada, where it is a very rare surname.
| VARIANT | COUNTRY |
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| Lawhorn | Germany, United Kingdom, United States, Canada, New Zealand |
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geraldine lawhorn American deaf-blind entertainer (1917-2016), US (b. 1916) |
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| sammy lawhorn American Chicago blues guitarist (1935-1990), US (b. 1935) |
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| jay mathew lawhorn researcher |
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| susannah lawhorn researcher |
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| john lawhorn college basketball player (1954–1954) |
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| brian g lawhorn researcher |
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| joseph lawhorn |
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| jj lawhorn American singer, US (b. 1993) |
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