Cognomen Seanor (Seanor 
) , throughout the world, is a rare surname. The family name Seanor is characteristic of the United States, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Australia. Measured by absolute frequency, the name is most common in the United States, the United Kingdom, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Seanor | Canada, United Kingdom, United States, Australia |
| james seanor United States Navy sailor and Medal of Honor recipient, US (b. 1833) |
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| ronald seanor researcher ORCID ID = 0000-0001-5735-5580 |
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| don seanor college basketball player (1966–1966) Kent State |
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