Maruyama (written: or ) is a Japanese surname. Notable people with the surname include:
, Japanese professional wrestler , Japanese actor , Japanese mathematician , Japanese judoka , Japanese women's footballer , Japanese adventurer and professor of economics , Japanese Army officer , Japanese scholar , Japanese film producer Magoroh Maruyama (born 1929), Japanese/American business educator Paul Maruyama, an American judoka , Japanese swimmer , Japanese record producer , Japanese engineer , Japanese fencer , Japanese shogi player , Japanese sumo wrestler , Japanese boxer , Japanese volleyball player , Japanese Nordic combined skier , Japanese volleyball player
Fictional characters , a character in the multimedia franchise BanG Dream!