Surname Otarola Soto (Otarola Soto 
) , across the world, is a very rare cognomen. The family name Otarola Soto is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare surname, and Peru, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Otarola Soto | Chile, Peru |
Juan Luis, Anibal Noe, Maria Teresa, Jose Eugenio, Orlando Eduardo, and Esteban Antonio