Miyoshi (written: 三好, 三善 or 三吉) is a Japanese surname. Notable people with the surname include:
Akira Miyoshi (三善 晃, born 1933), Japanese composerErika Miyoshi (三好 絵梨香, born 1984), Japanese pop singerKiyotaka Miyoshi (三吉 聖王, born 1985), Japanese footballerMiyoshi Kiyotsura (三善 清行, 847–918), Japanese ConfucianistKōzō Miyoshi (三好 耕三, born 1947), Japanese photographerMark Miyoshi, Japanese-American musical instrument makerMiyoshi Masanaga (三好 政長, 1508–1549), Japanese samurai and daimyōMasao Miyoshi (三好 将夫, 1928–2009), Japanese sociologistMiyoshi Nagayoshi (三好 長慶, 1522–1564), Japanese samurai and daimyōShinrokuro Miyoshi (三好 晋六郎, 1856–1910), Japanese shipbuilding academicTakuji Miyoshi (三好 拓児, born 1978), Japanese footballerTatsuji Miyoshi (三好 達治, 1900–1964), Japanese poet, literary critic, and literary editorTomohiro Miyoshi (三好 智弘, born 1970), Japanese swimmerMiyoshi Yoshikata (三好 義賢, c. 1527 – 1562), Japanese samuraiMiyoshi Yoshitsugu (三好 義継, 1549–1573), Japanese samurai and daimyō