Around the world, Irene Matilde (Irene Matilde 
) is a very rare predominantly feminine, but very infrequently male given name. The forename Irene Matilde is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare female name, and Peru, where it is a very rare girly name. Much less frequently, Irene Matilde is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Irene Matilde | Costa Rica, Italy, Chile, Ecuador, Peru |