Kageyama (written: 影山, 蔭山) is a Japanese surname. Notable people named Kageyama include:
Akari Kageyama (born 1993), Japanese voice actress
Hironobu Kageyama (born 1961), Japanese musical artist, author of Dragon Ball Z opening theme songs
Kazuo Kageyama (1927–1965), Japanese professional baseball third basemen and manager
Masahiko Kageyama (born 1963), former Japanese racing driver
Masami Kageyama (born 1967), Japanese racing driver
Masanaga Kageyama (born 1967), former Japanese football player
Rodney Kageyama, American film and TV actor
Shigenori Kageyama, Japanese animation director
Takashi Kageyama (born 1977), retired Japanese football player
Tamio Kageyama (1947–1998), Japanese novelist
Toshiro Kageyama (1926–1990), professional Go player
