Cognomen A'Ntonio (A'Ntonio 
) , around the globe, is an extremely rare last name. The last name A'Ntonio is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much less frequently, A'Ntonio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| A'Ntonio | Chile |