Mari Mashiba (真柴 摩利, Mashiba Mari, born November 21, 1959 in Gunma Prefecture) is a Japanese voice actress affiliated with Production Baobab. Her best-known role is voice acting a major character from Crayon Shin-chan, Kazama Tōru.

• Osomatsu-kun (1988) (Hata-bou, Karamatsu)

Unknown date

• 21 Emon (Rigel)
• Bonobono (Kokujira-kun's mother)
• Crayon Shin-chan (Tōru Kazama, Shiro)
• Detective Conan (Suzuko Tanaka)
• Idol Angel Yokoso Yoko (Mario)
• Master Keaton (Victor (young))
• Miracle Girls (Takae Matsunaga)
• Mister Ajikko (Kōji Nakada)

• Mobile Suit Gundam 0083: Stardust Memory (1991) (Cima Garahau)
• Tenchi Muyo! (1992) (Tenchi Masaki (child))

• Doraemon: Nobita and the Birth of Japan (1989)(Boy)
• Mobile Suit Gundam 0083: The Last Blitz of Zeon (xxxx) (Cima Garahau)

• Natsuki Crisis Battle (xxxx) (Akira Kandori)
• Magical Drop F (xxxx) (Hierophant, Sun)
• Mobile Suit Gundam: Gihren's Ambition (xxxx) (Cima Garahau)
• Mobile Suit Gundam: Encounters in Space (xxxx) (Cima Garahau)
• SD Gundam G Generation (xxxx) (Cima Garahau)
• Super Robot Wars (xxxx) (Cima Garahau)
• Tales of Rebirth (xxxx) (Zilva Madigan)

• Mari Mashiba at Production Baobab (Japanese)
• Mari Mashiba at Anime News Network's encyclopedia