Hachirō, Hachiro, Hachiroh or Hachirou is a masculine Japanese given name. Notable people with the name include:Hachiro Arakawa , Japanese water polo player Hachirō Arita , Japanese politician Hachiro Kasuga , Japanese singer Hachiro Maekawa , Japanese baseball player Hachiro Okonogi , Japanese politician Hachiro Sato , Japanese rower
