Nonaka (written: lit. "in the middle of a field") is a Japanese surname. Notable people with the surname include:
, Japanese voice actress , Japanese ice hockey player , Japanese politician , Japanese writer and business theorist Kingo Nonaka (1889–1977), Mexican combat medic and photographer , Japanese voice actor , Japanese hotel manager and supercentenarian , Japanese sport climber Shigeru Nonaka (born 1970), Japanese golfer , Japanese novelist and illustrator , Japanese television personality and chief executive Tori Nonaka, American sport shooter
Fictional characters , a character in the light novel series The Testament of Sister New Devil