Nobuaki (written: 信著, 信朗, 信明, 信昭, 信秋, 伸顕, 伸明, 伸彰, 修光 or 陳爾) is a masculine Japanese given name. Notable people with the name include:
*, Japanese Go player
*, Japanese baseball player
*, American Imperial Japanese Army personnel
*, Japanese karateka
*, Japanese drummer and actor
*Nobuaki Katayama, Japanese automotive engineer
*, Japanese billiards player
*, Japanese trade unionist
*, Japanese Go player
*, Japanese diplomat
*, Japanese manga artist
*, Japanese anime director
*, Japanese politician
*, Japanese anime director
*, Japanese ''daimyō''
*Yamadera Nobuaki, Japanese samurai
*, Japanese footballer and manager
{{given name
Japanese masculine given names