Umezu is a Japanese word. It may refer to a surname, spelled 梅津 or 楳図, or it may have other meanings.
People Hideyuki Umezu (1955–2024), Japanese actor and voice actor Kazuo Umezu (1936–2024), Japanese manga artist Kazutoki Umezu (born 1949), Japanese jazz saxophonist Yoshijirō Umezu (1882–1949), general in the Imperial Japanese Army in World War II
Other Umezu (梅酢), the brine produced when preparing umeboshi; although the term translates as "plum vinegar", it is a misnomer.
See also He-Umezu Agreement (梅津・何応欽協定), a secret agreement between the Empire of Japan and the Republic of China concluded on 10 June 1935