Miyamoto (宮本, ミヤモト, lit. 'base of the shrine') is a Japanese surname. Notable people with the surname include:
- Ariana Miyamoto, beauty queen
- Fumiaki Miyamoto, oboist
- Hiroshi Miyamoto (宮本 広志, born 1986), shogi player
- Kanako Miyamoto, (born 1989) voice actress and singer
- Karin Miyamoto, idol singer (Juice=Juice)
- Kazushi Miyamoto, professional wrestler
- Kenji Miyamoto (figure skater), figure skater
- Kenji Miyamoto (politician), politician
- Masafumi Miyamoto, founder of video game company Square (now Square Enix)
- Masao Miyamoto, psychiatrist, former civil servant, critic of the Japanese bureaucratic system
- Miyamoto Musashi, historical swordsman and Rōnin
- Naoki Miyamoto (宮本 直毅, 1934–2012), Go player
- Nobuko Miyamoto, actress
- Shigeru Miyamoto, creator of the Super Mario and The Legend of Zelda video game series
- Shunichi Miyamoto, musician and voice actor
- Takeshi Miyamoto, politician
- Teru Miyamoto, author, recipient of the Akutagawa Prize
- Teruki Miyamoto (宮本 輝紀, 1940–2000), footballer
- Teruko Miyamoto (宮本 輝子, born 1952), basketball player
- Tomomi Miyamoto, footballer
- Toshiko Miyamoto (宮本 敏子, born 1954), gymnast
- Tsuneyasu Miyamoto, soccer player, FC Red Bull Salzburg & Japan
- Yuriko Miyamoto, author
- Koji Miyamoto, professional wrestling historian