Cognomen Tregua (Tregua 
, Treague ) , around the world, is a rare last name. The surname Tregua is characteristic of Italy, where it is a rare surname, the United States, where it is a very rare surname, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tregua | Italy, Brazil, United States |
| Treague | United States |
| carlo alberto tregua Italian journalist, IT (b. 1940) |
|