Last name Agnew-Carter (Agnew-Carter 
) , in all the world, is an extremely rare family name. The cognomen Agnew-Carter 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 Agnew, and a last name Carter.
| VARIANT | COUNTRY |
|---|---|
| Agnew-Carter | United States |