Last name Pedro Tranquilino (Pedro Tranquilino 
) , in all the world, is an extremely rare cognomen. The surname Pedro Tranquilino is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Pedro Tranquilino is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pedro Tranquilino | Chile, Peru, Ecuador |