Haku may refer to:
People Haku (artist) Haku (surname) Haku (band) Haku (wrestler) (Tonga Fifita, born 1959), Tongan professional wrestler
Characters Haku (Naruto), a character in Naruto media Haku, a character in the 2001 animated movie Spirited Away
Places Haku, Iran Mount Haku, Japan Haku, Bagmati, Nepal Haku, Karnali, Nepal
Adornment Lei (garland), garland worn on the head
Animals Seriola lalandi, in the Māori language