Okuyama is a Japanese surname. Notable people with the surname include:Emiko Okuyama, Japanese politician Hisashi Okuyama, Japanese poet Kazusa Okuyama , Japanese model Keiji Okuyama , Japanese sport wrestler Ken Okuyama, Japanese industrial designer Masayuki Okuyama , Japanese footballer Musashi Okuyama , Japanese footballer Reiko Okuyama , Japanese animator Takemasa Okuyama, Canadian karateka Tatsuyuki Okuyama , Japanese footballer Yasuhiro Okuyama , Japanese footballer