Hatanaka (written: 畑中 or 畠中) is a Japanese surname. Notable people with the surname include:
Bill Hatanaka (born 1954), Canadian football player
Gregory Hatanaka, American film director
Kazu Hatanaka (畑中 和), Japanese wheelchair racer
Kenji Hatanaka (畑中 健二, 1923–1945), Japanese military officer
Kiyoshi Hatanaka (畑中 清詞, born 1967), Japanese boxer
Masato Hatanaka (畑中 正人, born 1975), Japanese musician
Takeo Hatanaka (畑中 武夫, 1914–1963), Japanese astronomer
Tasuku Hatanaka (畠中 祐, born 1994), Japanese actor and voice actor
Yusuke Hatanaka (畑中 勇介, born 1985), Japanese cyclist
