Surname Maycock-Frias (Maycock-Frias 
) , in the world, is an extremely rare cognomen. The last name Maycock-Frias 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 Maycock, and a last name Frias.
| VARIANT | COUNTRY |
|---|---|
| Maycock-Frias | United States |