sa dernière

his/her last

→ son
phrase Rare #38,131
his/her last Used before a feminine singular noun; sa agrees with the noun, not the person who owns it.
FR: Elle a raté sa dernière chance.
EN: She missed her last chance.

C'était sa dernière volonté.

It was his last wish.

Notre unité de sauvetage exécute sa dernière mission.

Our rescue unit is carrying out its final mission.

— The Wandering Earth (2019)

Chaque collier a sa dernière perle.

Every necklace has its final pearl.

— Avatar : La Voie de l'eau (2022)

Je l'ai vu recevoir sa dernière communion.

I saw him receive his last communion.

— Wake Up Dead Man : Une histoire à couteaux tirés (2025)

Et t'es sa dernière victime.

And you're his last victim.

— On ne vit qu'une seule fois (2011)

Elle a cru sa dernière heure venue.

She thought her last hour had come.

— Les Fraises sauvages (1957)