vs 

QUICK ANSWER
"Cómo se llama" is a form of "cómo se llama", a phrase which is often translated as "what his name is". "Su casa" is a phrase which is often translated as "his house". Learn more about the difference between "su casa" and "cómo se llama" below.
su casa(
soo
 
kah
-
sah
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. his house
A word or phrase that is masculine (e.g., el libro).
(masculine)
¿Es esa de la esquina su casa?Is that his house on the corner?
b. her house
A word or phrase that is feminine (e.g., la manzana).
(feminine)
Marisa se acaba de mudar, así que no he estado en su casa todavía.Marisa just moved so I haven't been to her house yet.
2.
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
(formal)
(your dwelling; second person singular)
a. your house
Me encanta su casa, Sra. Miller.I love your house, Mrs. Miller.
a. his home
A word or phrase that is masculine (e.g., el libro).
(masculine)
Efraín se mudó de su casa en Cali a una habitación de hotel en Bogotá.Efrain moved from his home in Cali to a hotel room in Bogota.
b. her home
A word or phrase that is feminine (e.g., la manzana).
(feminine)
Mirtha es una excelente anfitriona. Todo el mundo se siente bien en su casa.Mirtha is an excellent hostess. Everybody feels good at her home.
4.
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
(formal)
(your household or the place where you belong; second person singular)
a. your home
Esta ciudad es su casa. Yo creo que usted no podría vivir en ningún otro lugar.This city is your home. I don't think you could live anywhere else.
Copyright © 2025 Dictionary Media Group, Inc.
cómo se llama(
koh
-
moh
 
seh
 
yah
-
mah
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. what his name is
No sé cómo se llama, solo lo conozco de vista.I don't know what his name is. I only know him by sight.
b. what her name is
No me acuerdo de cómo se llama. ¿Rosa quizá?I can't recall what her name is. Rosa maybe?
c.
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
no direct translation
Me pregunto cómo se llama el primo de María. Es muy guapo.I wonder what Maria's cousin's name is. He's very handsome.
Si sabes cómo se llama esa señora, podemos buscar su número de teléfono en la guía.If you know that lady's name, we can look her phone number up in the directory.
a. what it's called
Si vamos a la tienda de electrodomésticos a comprar ese aparato, necesitamos saber cómo se llama.If we're going to the appliance store to buy that device, we need to know what it's called.
b.
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
no direct translation
Le preguntaré al informático cómo se llama ese programa.I'll ask the computer specialist what that program is called.
Cuando sepa cómo se llama ese tipo de lana, te lo digo.When I find out what that kind of wool is called, I'll let you know.
3.
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
(formal)
(in statements; second person singular)
a. what your name is
Lo siento, sé que nos presentaron, pero no recuerdo cómo se llama. - Me llamo Ana.I'm sorry. I know we were introduced, but I can't remember what your name is. - My name is Ana.
a. what's his name
Seguro que conoces a su novio, fue a la escuela contigo. - ¿Y cómo se llama?I'm sure you know her boyfriend. He went to school with you. - And what's his name?
b. what's her name
No se llama Matilde - ¿Cómo se llama entonces?Her name isn't Matilde. - What's her name then?
c.
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
no direct translation
¿Cómo se llama la profesora de español? - Lola.What's the Spanish teacher's name? - Lola.
¿Cómo se llama tu padre? ¿Se llama igual que tú?What's your father's name? Is it the same as yours?
a. what's it called
Si no se llama así, ¿cómo se llama?If it's not called that, what's it called?
b.
This refers to an idiomatic word or phrase for which there is no word-for-word translation.
no direct translation
Luisa, ¿cómo se llama ese concurso que tú ves en la tele?Luisa, what's that quiz you watch on TV called?
¿Cómo se llama esa planta de ahí? - Ficus.What's that plant over there called? - Rubber plant.
6.
A word or phrase used to refer to the second person formal “usted” by their conjugation or implied context (e.g., usted).
(formal)
(in questions; second person singular)
a. what's your name
¿Cómo se llama si no es Victoria? - Me llamo Virginia.What's your name if it's not Victoria? - My name is Virginia.
Copyright © 2025 Dictionary Media Group, Inc.