Family name Tunison (Tunison 
) , around the globe, is a rare cognomen. The last name Tunison is characteristic of the United States, where it is a rare surname, Canada, where it is a very rare surname, and New Zealand. Measured by absolute frequency, it is the most numerous in the United States, Canada, and the United Kingdom. Very seldom, Tunison is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Tunison | Canada, United Kingdom, United States, New Zealand, India |
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peter ten eyck tunison American physician, US (b. 1811) |
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h.c. tunison American map and atlas publisher, US (b. 1855) |
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| garetta tunison US (b. 1846) |
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| joseph s. tunison (b. 1849) |
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| louise tunison (b. 1872) |
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| wesley tunison actor |
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