Toyama (Tōyama, Tooyama, Tohyama or Touyama) is the transliteration of several Japanese surnames.

Notable people with the surname include:

, Japanese karate master , Japanese manga artist , Japanese footballer , Japanese politician , Panamaian footballer , a samurai and official of the Tokugawa shogunate during the Edo period of Japanese history , Japanese karate master Kathryn Toyama, pianist , Japanese canoeist , Japanese composer , Japanese video game designer and creator of the survival horror video game series Silent Hill and Siren Kentaro Toyama, computer scientist , Japanese gymnast , Japanese politician , a Japanese street musician and political activist , Japanese coach , Japanese actress; recipient of Blue Ribbon Award for Best Newcomer , Okinawan activist , Japanese sociologist known for writing Battōtai , 1st daimyō of Yunagaya Domain , 2nd daimyō of Yunagaya Domain Michiko Toyama (1908–2000), Japanese American composer , Japanese singer better known as Michi Toyama Midori and Chidori Toyama, stage names of Kumeko Urabe , nationalist political leader in early 20th-century Japan and founder of the Gen'yōsha nationalist secret society , pen name of Naoki Yamamoto (manga artist) , Japanese voice actress , recipient of Roman Magsaysay Award , Japanese judoka , Japanese footballer , Japanese archaeologist and historian , Okinawan journalist Tim Toyama (born 1952), American playwright , Japanese daimyō , Japanese video game designer , Japanese professional shogi player , Japanese composer and conductor

Fictional characters , a character in Atashin'chi , a character in the manga series Bamboo Blade , a character in the media franchise BanG Dream!; younger sister of Kasumi Toyama , a character in the manga series Until Death Do Us Part , a character in The Ring (franchise) , a character in the manga series Whistle! , a character in the media franchise BanG Dream! , a character from the manga series Hitohira , a character in Case Closed , a character based on Tōyama Kagemoto , a character in the novel series Aria the Scarlet Ammo , a character in the manga series The Prince of Tennis , a character in the manga series Detective School Q , a character in the manga series The Girl I Like Forgot Her Glasses , a character in the manga series Dark Edge , a character in the novel series Boogiepop , a character in the novel series Yoake Mae yori Ruriiro na , a character in the novel Twinkle Crusaders , a character in the anime series New Game! , a character in the anime series Jubei-chan: The Ninja Girl , a character in the media franchise Tantei Opera Milky Holmes , a character in the anime series Wonderful PreCure! , a character in the manga series Bamboo Blade; sister of Akira Toyama , a character in the manga series Rainbow: Nisha Rokubō no Shichinin , a character in the anime series Re-Main , a character in the manga series Oishinbo