vs 

QUICK ANSWER
"Y tú" is a form of "y tú", a phrase which is often translated as "and you". "Quién" is a form of "quién", a pronoun which is often translated as "who". Learn more about the difference between "y tú" and "quién" below.
y tú(
ee
 
too
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
1.
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
(informal)
(second person singular)
a. and you
Él siempre hace lo que quiere, y tú nunca te quejas.He always does what he wants, and you never complain.
Yo sabía que había algo entre Carmen y tú.I knew there was something going on between you and Carmen.
Copyright © 2025 Dictionary Media Group, Inc.
quién(
kyehn
)
A pronoun is a word that stands in for a noun (e.g., she).
pronoun
a. who
¿Quién preparó la cena? ¡Está deliciosa!Who made dinner? It's delicious!
b. whom
¿Quién conoces en esta fiesta?Whom do you know at this party?
a. who
A ver, dime quién te lo dijo.Come on, tell me who told you.
Copyright © 2025 Dictionary Media Group, Inc.