Hikari Ota
- Birthday: 1965-05-13
- Place of birth: Fukuoka [now Fujimino], Saitama, Japan
- Also know as: おおた ひかり
Hikari Ota (太田光) is a Japanese actor, comedian and director. He is one half of the comedy duo Bakusho Mondai (爆笑問題). He married Mitsuyo Matsunaga (松永光代) on September 26, 1990.
