Family name Dainey (Dainey 
) , throughout the world, is a very rare surname. The last name Dainey is habitual in Venezuela, where it is a very rare surname, Colombia, and India, where it is an extremely rare surname. Likewise, Dainey is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dainey | South Africa, Colombia, United States, India, Venezuela |