Haggai is one of the Biblical minor prophets.
Haggai or Hagai may also refer to:
Book of Haggai, the book of the Bible attributed to the prophet Haggai Beit Hagai, officially just Hagai, a religious Israeli settlement in the West Bank Hagai Levi, Israeli film and television director Hagai Shaham, Israeli violinist Hagai Zamir, Israeli paralympic champion Haggai Ndubuisi, Nigerian gridiron football player Haim Goldberg (1888/1890–1943), Polish-Jewish artist and poet, known by the pen name Haggai