su perro

his/her/your/their dog

→ su
phrase Common #4,080
his/her/your/their dog su is a possessive adjective that can mean his, her, your, or their depending on context; perro means dog.
SP: Este es su perro.
EN: This is his dog.

Su perro siempre me ladra.

His dog always barks at me.

Mary se puso de cuclillas al lado de su perro.

Mary squatted down next to her dog.

Aquí está su perro.

Here's your dog.

Acuérdate que todo dueño se parece a su perro.

Remember, every owner looks like their dog.

— Amores perros (2000)

Y mi niñera sigue lloriqueando por su perro muerto.

And my nanny is still whining about her dead dog.

— La asistenta (2025)

Era su perro.

It was his dog.

— Caché (Escondido) (2005)

Tom se agachó junto a su perro.

Tom crouched down next to his dog.

Su perro lo miraba cada mañana mientras tomaba desayuno.

His dog watched him every morning while he ate breakfast.

Tom y su perro duermen en la misma habitación.

Tom and his dog sleep in the same room.

Pero, en realidad, estaba teniendo una crisis porque su perro había muerto.

But, in reality, he was having a crisis because his dog had died.

— Toni Erdmann (2016)

Este es su perro.

This is your dog.

Su perro estaba corriendo por el patio.

His dog was running around the yard.

Su perro no es muy rápido.

Your dog isn’t very fast.

Su tía cuida de su perro durante el día.

His aunt takes care of his dog during the day.

Ken le dijo a su perro que esperara allá.

Ken told his dog to wait over there.

Tom ató su perro a un árbol.

Tom tied his dog to a tree.

Su perro le sigue adondequiera que vaya.

His dog follows him wherever he goes.

Antes del desayuno, ella lleva su perro al parque.

Before breakfast, she takes her dog to the park.

Él mató a su perro.

He killed his dog.

Tom sabe quién mató a su perro.

Tom knows who killed his dog.

Su perro es su buen compañero.

His dog is his good companion.

Usted debe ocuparse de su perro.

You must take care of your dog.

Su perro me ladra.

His dog is barking at me.

La única compañía de Sami era su perro.

Sami's only companion was his dog.

Miré su perro ¡Ay, Dios!

I looked at his dog. Oh, God!

— Jungla de cristal (1988)

Tom se puso de cuclillas al lado de su perro.

Tom squatted down next to his dog.

Tom da un paseo con Mary y su perro cada día.

Tom takes a walk with Mary and her dog every day.

Un perro perdido o su perro perdido.

A lost dog or your lost dog.

— Los cuatrocientos golpes (1959)

Su perro le sigue adonde vaya.

His dog follows him everywhere he goes.