Dow is a surname. Notable people with the surname include:
Albert G. Dow (1808–1908), New York politicianArthur Wesley Dow (1857–1922), American painter, printmaker, photographer and arts educator.Charles Dow (1851–1902), founder of Dow Jones & CoHarold Dow (1947–2010), from the 48 Hours Mystery TV seriesHerbert Henry Dow (1866–1930), founder of Dow Chemical CompanyJames R. Dow, professor of German languageNancy Dow (born 1936), actress, mother of Jennifer AnistonNeal Dow (1804–1897), noted prohibitionistPaula Dow (born 1955), 58th Attorney General of New JerseyRyan Dow (born 1991), Scottish footballer for Dundee UnitedTony Dow (born 1945), actor who played Wally in the Leave it to Beaver TV series