Yap.Town

non so chi sia

I don't know who it is

→ non
phrase Uncommon #9,151
I don't know who it is Used when you don’t know a person’s identity. The verb sia is the subjunctive form of essere.
IT: Scusa, non so chi sia.
EN: Sorry, I don't know who it is.

Io non so chi sia.

I don't know who he is.

Non so chi sia questa donna.

I don't know who this woman is.

Scusa, non so chi sia.

Sorry, I don't know who that is.

— Anora (2024)

Io non so chi sia l'uomo.

I don't know who the man is.

Veramente non so chi sia quest'ospite.

I really don't know who this guest is.

— Lussuria - Seduzione e tradimento (2007)

Sono io, ma lei non so chi sia.

It's me, but I don't know who she is.

— Il quinto elemento (1997)

Non so chi sia Scott.

I don't know who Scott is.

Non so chi sia!

I don't know who he is!

— Marty Supreme (2025)

Io non so chi sia!

I don't know who he is!

— Akira (1988)

Non so chi sia quel ragazzo.

I don't know who that boy is.

Non so chi sia.

I don't know who it is.

— La vita straordinaria di David Copperfield (2019)

Io non so chi sia quel ragazzo.

I don't know who that boy is.

Davvero, non so chi sia.

I really don't know who he is.

— L'impero delle ombre (2016)

Non so chi sia il tizio bianco che sta con lui.

I don't know who the white guy is who's with him.

— Ghost in the Shell (1995)

Non so chi sia, da dove venga.

I don't know who he is, where he comes from.

— Mission: Impossible - Rogue Nation (2015)