Miyagi (written: 宮城 lit. "shrine fortress") is a Japanese surname. It can be read as Miyashiro, or Naagusuku in the Ryukyu Islands. Notable people with the surname include:
- Atsushi Miyagi (宮城 淳, born 1931), Japanese tennis player
- Chōjun Miyagi (宮城 長順, 1888–1953), Okinawan martial artist
- Kintaro Miyagi, Filipino footballer
- Juma Miyagi (born 2003), Ugandan cricketer
- Kyoko Miyagi (宮城 恭子, born 1955), also known as Kyouko Tonguu, is a Japanese voice actress
- Mai Miyagi (宮城 舞, born 1988), Japanese model and television personality
- Masafumi Miyagi (宮城 雅史, born 1991), Japanese footballer
- Michiko Miyagi
- Michio Miyagi (宮城 道雄, [1894–1956] Error: {{nihongo}}: transliteration text not Latin script (pos 9) (help)), Japanese koto musician
- Mimi Miyagi (born 1973), the screen name of Filipina porn star and aspiring politician Melody Damayo
- Riko Miyagi (宮城 理子), Japanese manga artist
- Satoshi Miyagi (宮城 聰, born 1959), Japanese theatre director
- Vern Miyagi, United States Army general and civil servant
- Yotoku Miyagi (宮城 与徳, 1903–1943), Okinawan Marxist
Fictional characters
edit- Mr. Miyagi, a martial arts mentor in The Karate Kid series
- Ryota Miyagi, a character in the manga series Slam Dunk
- Yō Miyagi, a character in the manga series Junjo Romantica: Pure Romance
- Miyagi, the wife of Genjurō in the Japanese film Ugetsu