Shiina or Shīna (written: 椎名) is a Japanese surname. Notable people with the surname include:

• Ayumi Shiina (椎名 あゆみ, born 1969), Japanese manga artist
• Chisato Shiina (椎名 千里, born 1982), Japanese figure skater
• Eihi Shiina (椎名 英姫, born 1976), Japanese model and actress
• Shiina Etsusaburo (椎名 悦三郎, 1898–1979), Japanese politician
• Hekiru Shiina (椎名 へきる, born 1974), Japanese voice actress and singer
• Go Shiina (椎名 豪, born 1974), Japanese anime and video game composer
• Isamu Shiina (椎名 勇), Japanese chemist
• Junpei Shiina (椎名 純平, born 1974), Japanese singer-songwriter
• Karuho Shiina (椎名 軽穂), Japanese manga artist
• Katsutoshi Shiina (born 1961), Japanese karateka
• Kazuma Shiina (椎名 一馬, born 1986), Japanese footballer
• Kazuyasu Shiina (椎名 一保, born 1952), Japanese politician
• Kensuke Shiina, Japanese DJ and musician
• Kippei Shiina (椎名 桔平, born 1964), Japanese actor
• Mai Shiina, Japanese karateka
• Shiina Natsukawa (夏川 椎菜, born 1996), Japanese voice actress and singer
• Nobuyuki Shiina (椎名 伸志, born 1991), Japanese footballer
• Noriko Shiina (椎名 法子, born 1982), Japanese actress and singer
• Ringo Shiina (椎名 林檎, born 1978), Japanese singer-songwriter
• Rinzō Shiina (椎名 麟三, 1911–1973), Japanese writer and playwright
• Takashi Shiina (椎名 高志, born 1965), Japanese manga artist
• Shiina Yasutane (椎名 康胤, died 1576), Japanese daimyō
• You Shiina (椎名 優), Japanese illustrator and manga artist
• Yutaka Shiina (椎名 豊, born 1964), Japanese jazz pianist and composer

Fictional characters