who
🇺🇸
/huː/
🇬🇧
/huː/
used to ask about a person's name or identity
Who is the person who called you yesterday?
昨日あなたに電話をかけた人は誰ですか?
used to point out a specific person or people
I know the man who lives next door, who is very friendly.
私は隣に住んでいる男性を知っていますが、彼はとても友好的です。
used to add details about a person
My teacher, who has been teaching for 20 years, is the one who helped me most.
私の先生は、20年間教えてきましたが、私を最も助けてくれた人です。