Handa (written: 半田 or 範田) is a Japanese surname. Notable people with the surname include:

• Dogen Handa (半田 道玄, 1915–1974), Japanese Go player
• Etsuko Handa (半田 悦子, born 1965), Japanese women's footballer
• Haruhisa Handa (半田 晴久, born 1951, also known as Toshu Fukami), Japanese religious leader and businessman
• Keishi Handa (半田 圭史, born 1977), Japanese basketball player
• Kento Handa (半田 健人, born 1984), Japanese actor
• Riku Handa (半田 陸, born 2002), Japanese footballer
• Takeshi Handa (半田 武嗣, born 1985), Japanese footballer
• Watari Handa (半田 亘理, 1911–1948), Japanese naval aviator and World War II flying ace
• Yuki Handa (半田 優希, born 1996), Japanese footballer
• Yuriko Handa (半田 百合子, born 1940), Japanese volleyball player

Fictional characters

• Shinobu Handa (藩田 思信), a character in the manga series Shōjo Sect
• Seishū Handa (半田 清舟), a character in the manga series Barakamon