Onodera (written: 小野寺 or オノデラ in katakana) is a Japanese surname. Notable people with the surname include:
, Japanese baseball player , Japanese politician , Japanese curler Lisa Onodera, American film producer Masaya Onodera, Japanese mixed martial artist , Japanese badminton player Midi Onodera, Japanese-Canadian filmmaker , Japanese footballer , Japanese volleyball player , Japanese footballer , Japanese daimyō , Japanese photographer
Fictional characters , a character in the manga series Nisekoi , a character in the manga series Nisekoi , a character in the manga series Sekai-ichi Hatsukoi , a character in the television series Kamen Rider Decade , a character in the manga series Oyasumi Punpun