vs 

QUICK ANSWER
"Yo" is a pronoun which is often translated as "I", and "Juan" is a proper noun which is often translated as "John". Learn more about the difference between "yo" and "Juan" below.
yo(
yoh
)
A pronoun is a word that stands in for a noun (e.g., she).
pronoun
a. I
Yo soy su hermana.I am her sister.
a. me
Ella es más joven que yo.She is younger than me.
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
masculine noun
a. ego
Tu yo es tu esencia.Your ego is your essence.
Copyright © 2025 Dictionary Media Group, Inc.
Juan(
hwahn
)
A proper noun refers to the name of a person, place, or thing.
proper noun
a. John
Juan Caboto fue un explorador cuyo nombre en italiano era Giovanni Caboto.John Cabot was an explorer whose name in Italian was Giovanni Caboto.
Copyright © 2025 Dictionary Media Group, Inc.