Last name Peralta Astudillo (Peralta Astudillo 
) , in all the world, is a very rare cognomen. The family name Peralta Astudillo is habitual in Ecuador, where it is a rare surname, Chile, where it is a very rare surname, and Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Peralta Astudillo | Chile, Ecuador, Spain, Argentina |