Freeth is a surname. Notable people with the surname include:
Andrew Freeth (1912–1986), British painter and etcherBen Freeth (born 1971), Zimbabwean farmer and activistDenzil Freeth (1924–2010), English politicianEvelyn Freeth (1846–1911), English civil servantFrancis Arthur Freeth (1884–1970), British chemistGeorge Freeth (1883–1919), American surferGordon Freeth (1914–2001), Australian politicianJames Freeth (1786–1867), British Army generalJohn Freeth (1731–1808), English innkeeper, poet and songwriterRodger Freeth (1950–1993), New Zealand rally co-driverThomas Freeth, English artistZahra Freeth, British writer