Family name Coatney (Coatney 
) , around the world, is quite a rare surname. The cognomen Coatney is characteristic of the United States, where it is a rare surname, New Zealand, where it is a very rare surname, and Canada. Very seldom, Coatney is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Coatney | Venezuela, Mexico, United States, Canada, New Zealand |
| george robert coatney (b. 1902) |
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| josiah coatney American football defensive tackle, US (b. 1996) |
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