Globally, Amadio (Amadio 
, Амадио 
) is quite a rare male given name. The first name Amadio is characteristic of Italy, where it is quite a rare boy's name, Philippines, where it is a rare male name, and Portugal. Not in comparison with a country's population, it most frequently occurs in Italy, Philippines, and Brazil. More prevalently, Amadio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Amadio | Italy, Philippines, United States, Argentina, Brazil |
| Амадио | Russia |
Amadej, Amadeo, Amadeu, Amadeus, Amadeusz, Amadío, Amedea, Amedee, Amedeo, Amádio, Amédée, Teofil, Teofilo, Teofilus, Teófilo, Theofiel, Theofilos, Theophil, Theophile, Theophilus, Théophile, Θεόφιλος, Амадео, Амадеу, Амадеус, Амеде, Амедео, Теофил, Теофило, Теофилос, Теофилус, Теофіл, Теофілус, Теофіль, Феофил, אמדאוס, אמדה, and アナスタシア