People
* Sonoko Chiba (千葉 園子, born 1993), Japanese football player *, Japanese singer-songwriter and actress * Sonoko Kato (加藤 園子, born 1976), Japanese professional wrestler * Sonoko Kawai (河合 その子, born 1965), former Japanese singer *, Japanese novelist * Sonoko Sakai, Japanese American cooking teacher and food writerMusic
* ''Sonoko'' (album), by Sonoko KawaiFictional characters
*Sonoko Sakanoue, a character in the video game '' Yandere Simulator'' *, a character from the Japanese manga ''Case Closed'' *Nogi Sonoko, a character from '' Yuki Yuna is a Hero'' *Sonoko, Belgian-Japanese singer on '' Crammed Discs'' {{disambiguation, given name Japanese feminine given names