Globally, Luca Antonio (Luca Antonio 
) is a very rare male first name. The forename Luca Antonio is habitual in Southern Europe, particularly Italy, where it is a rare boy's name. Much less frequently, Luca Antonio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Luca Antonio | Argentina, Italy, Chile, Germany |
Mita, Durastanti, Di Leonardo, Bortoliero, Allegretti, Salvemini, Ercolani, Esposito, Santonocito, Giustina, Sprovieri, Fraioli, Carbone, Carlino, Bicalho, Ciatta, Greco, Poparello, and Contreras Rigotti