Cognomen Hargett-Gaines (Hargett-Gaines 
) , globally, is an extremely rare last name. The surname Hargett-Gaines is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Hargett, and a last name Gaines.
| VARIANT | COUNTRY |
|---|---|
| Hargett-Gaines | United States |