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Family name Isidoro Antonio (Isidoro Antonio
) , in all the world, is a very rare cognomen. The family name Isidoro Antonio is habitual in Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Isidoro Antonio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Isidoro Antonio | Spain, Ecuador, Italy, Chile, Peru |