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QUICK ANSWER
"Cuál" is a form of "cuál", a pronoun which is often translated as "which". "Quién" is a form of "quién", a pronoun which is often translated as "who". Learn more about the difference between "cuál" and "quién" below.
cuál(
kwahl
)
A pronoun is a word that stands in for a noun (e.g., she).
pronoun
a. which (among a group of options)
¿Cuál de estas camisas me queda mejor?Which of these shirts suits me best?
b. which one (among a group of options)
No sé cuál quiere.I don't know which one she wants.
¿Cuál es mejor?Which one is better?
c. what
¿Cuál es la diferencia?What's the difference?
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. which (among a group of options)
¿Cuál color iría mejor en el salón?Which color would look best in the living room?
b. what
¿Cuál género de música prefieres?What genre of music do you prefer?
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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.
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