Hada is a surname. Notable people with the surname include:
Akira Hada or Yoku Hata (born 1975), Japanese stand up comedian
Keisuke Hada (born 1982), retired Japanese footballer
Kenji Hada (born 1981), Japanese professional footballer
Michiko Hada (born 1968), Japanese actress
Shail Hada (born 1975), Indian singer
Ivison Hada (born 1999), LGBTQ Advocate
Jack Hada (born 1998), Air force trainee