Surname Colatruglio (Colatruglio 
) , around the world, is a rare cognomen. The last name Colatruglio is habitual in Argentina, where it is a rare surname, Italy, and Switzerland. Not in comparison with a country's population, it most frequently occurs in Italy, the United States, and Argentina.
| VARIANT | COUNTRY |
|---|---|
| Colatruglio | Italy, United States, Argentina, Canada, Brazil |