quando aveva tre anni

when he/she was three years old

→ quando
phrase Rare #33,824
when he/she was three years old Used to talk about an event that happened during someone’s third year of life.
IT: Quando aveva tre anni, si è trasferito in Italia.
EN: When he was three years old, he moved to Italy.

Io ho cresciuto segretamente Mido, sin da quando aveva tre anni.

I secretly raised Mido, from the time he was three years old.

— Old Boy (2003)

Suo padre è morto quando aveva tre anni.

His father died when he was three.

Abbiamo adottato Tom quando aveva tre anni.

We adopted Tom when he was three years old.

Suo padre morì quando aveva tre anni.

His father died when he was three.

Noi abbiamo adottato Tom quando aveva tre anni.

We adopted Tom when he was three years old.

La conosco da quando aveva tre anni.

I've known her since she was three years old.

— Il paziente inglese (1996)