Cant is a surname. Notable people with the surname include:
Andrew Cant (educator) (died 1728), Principal of the University of Edinburgh from 1675 to 1685Andrew Cant (footballer) (born 1899), Scottish professional footballerAndrew Cant (minister) (1590–1663), Presbyterian minister and leader of the Scottish CovenantersBrian Cant (b. 1933), British actor and writerColin Cant (f. 1980s), British television producerGilbert Cant (1909–1982), British-born US journalistHarry Cant (1907–1977), Australian politicianRichard Cant (f. 1980s), British actor, son of Brian CantRobert Cant (1915–1997), British politicianSanne Cant (b. 1990), Belgian cyclistWilliam Cant (musician) (1753-1821), English piperWilliam Alexander Cant (1863–1933), US federal judge