Cognomen Howerton-Howell (Howerton-Howell 
) , globally, is an extremely rare family name. The family name Howerton-Howell 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 Howerton, and a last name Howell.
| VARIANT | COUNTRY |
|---|---|
| Howerton-Howell | United States |