son grand-père

his grandfather / her grandfather

→ son
phrase Uncommon #16,843
his grandfather / her grandfather Possessive adjective son is used before a masculine noun, even if the person is female.
FR: Mon ami passe l'après-midi avec son grand-père.
EN: My friend is spending the afternoon with his grandfather.

Tom est toujours chez son grand-père.

Tom is still at his grandfather's.

Tom a appris à faire ça avec son grand-père.

Tom learned to do this from his grandfather.

Il a été éduqué par son grand-père.

He was educated by his grandfather.

Le bébé fut nommé Pierre, d'après son grand-père.

The baby was named Pierre, after his grandfather.

C'est le portrait craché de son grand-père.

He is the spitting image of his grandfather.

Son grand-père est mort d'un cancer il y a un an.

Her grandfather died of cancer a year ago.

Il a été élevé par son grand-père.

He was raised by his grandfather.

Elle collectionne les vieux timbres de son grand-père.

She collects her grandfather's old stamps.

La mort de son grand-père l'a profondément marqué.

The death of his grandfather deeply affected him.

Nous l'avons appelé Thomas comme son grand-père.

We named him Thomas after his grandfather.

Au petit-fils bien-aimé de la part de son grand-père Varlam.

To the beloved grandson from his grandfather Varlam.

— Le repentir (1987)

Son grand-père s'est éteint paisiblement.

Her grandfather passed away peacefully.

Il adore son grand-père.

He loves his grandfather.

C'était à son grand-père.

It belonged to his grandfather.

— Carnets de voyage (2004)

La fille lit avec son grand-père.

The girl reads with her grandfather.

Il est assez vieux pour être son grand-père.

He is old enough to be her grandfather.

Bob a rencontré son grand-père tôt dans la matinée.

Bob met his grandfather early in the morning.

Tom écrit un livre sur son grand-père.

Tom is writing a book about his grandfather.

Il a peur de son grand-père.

He is afraid of his grandfather.

Manon écouta les histoires de son grand-père.

Manon listened to her grandfather's stories.

Il est exactement comme son grand-père.

He is exactly like his grandfather.

C'est bien que Sophie voie son grand-père.

It's good that Sophie sees her grandfather.