Ozawa (written: 小沢 or 小澤 lit. "small swamp") is a Japanese surname. Notable people with the surname include:
Eitaro Ozawa (1909-1988), Japanese actorIchirō Ozawa (born 1942), Japanese politicianHideaki Ozawa (born 1974), Japanese football goalkeeperJisaburō Ozawa (1886-1966), Japanese admiral and last Commander-in-Chief of the Combined Fleet during World War IIJuri Osada (née Ozawa), Japanese figure skater and coachKenji Ozawa (born 1968), Japanese musician, nephew of Seiji OzawaMadoka Ozawa (born 1978), Japanese adult video (AV) actressMichihiro Ozawa (born 1932), Japanese former football playerMaria Ozawa (born 1986), Japanese adult video (AV) actressNaho Ozawa (born 1983), Japanese retired adult video (AV) actressNatsuki Ozawa (born 1972), Japanese singer, actress and adult video (AV) performerRyota Ozawa (born 1988), Japanese actorSakihito Ozawa (born 1954), Japanese politicianSeiji Ozawa (born 1935), Japanese conductorTsukasa Ozawa (born 1988), Japanese football playerYuki Ozawa (born 1983), Japanese football player