who

/huː/
pronoun
  1. Used to ask about the identity of a person or people.
    • Who is at the door?
    • Who wants to go to the park?
    • I don't know who called you this morning.
  2. Used to refer to a person or people previously mentioned; the person or people that.
    • The woman who lives next door is a doctor.
    • That is the artist who painted this mural.
    • Students who study hard usually do well on tests.
Synonyms
What does "who" mean? | whatsthatwordmean | whatsthatwordmean