Yoshimasa (written: 芳正, 義正, 義政, 義昌, 佳正, 慶昌 or 吉政) is a masculine Japanese given name. Notable people with the name include:
Ashikaga Yoshimasa (足利 義政) (1435–1490), Japanese shogun
Yoshimasa Fujita (born 1979), Japanese footballer
Yoshimasa Hayashi (林 芳正) (born 1961), Japanese politician
Heinouchi Yoshimasa (平内 吉政), Japanese woodworker
Yoshimasa Hiraike (平池 芳正), Japanese anime director
Yoshimasa Hosoya (細谷 佳正) (born 1982), Japanese voice actor
Yoshimasa Ishibashi (石橋 義正) (born 1968), Japanese artist
Kiso Yoshimasa (木曾 義昌) (1540–1595), Japanese samurai
Yoshimasa Kondo (近藤 芳正) (born 1961), Japanese actor
Ōshima Yoshimasa (大島 義昌) (1850–1926), Japanese general
Yoshimasa Suda (須田 芳正) (born 1967), Japanese footballer
Shishihō Yoshimasa (嗣子鵬 慶昌) (1955–2006), Japanese sumo wrestler
