Cognomen Irarrázaval (Irarrázaval 
) , in the world, is a very rare family name. The last name Irarrázaval is characteristic of Chile, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Irarrázaval is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Irarrázaval | United States, Chile |
| diego portales irarrázaval CL (b. 1730) |
|
|
|
juan irarrázaval CL (b. 1983) |
|
| sebastián irarrázaval Chilean architect (b. 1967) |
|
|
| francisco irarrázaval Argentine rugby union footballer, AR (b. 1971) |
|
|
| francisco irarrázaval Chilean civil engineer and politician, CL (b. 1975) |
|
|
| sebastián irarrázaval researcher (ORCID 0000-0002-1215-1709) |
|
|
| matías irarrázaval researcher ORCID ID = 0000-0002-9087-8305 |
|
|
| luis alejandro silva irarrázaval |
|
Luis, Martita, Martín, Marcela, Matías, Alfredo, Andrés, Antonio, Antonia, Colomba, Cecilia, Beatriz, Patrice, Rodrigo, Daniela, Gonzalo, Javiera, Nicolas, Eugenio, Vicente, M. Elisa, Santiago, Felipe, Tomás, Javier, Renato, Juan, Nico, Maria, Marco, Ariel, Benja, Paula, Pablo, Pilar, Diego, Clemente, José, Elisa, Oscar, María, Matias, Sofía, Arturo, Carmen, Carola, Pelayo, Rafael, Jorge, and Cristian