Gam is a surname, and a unisex given name. Notable people with the name include:
Surname Bhuban Gam, Indian politician Dafydd Gam (1380–1415), Welsh medieval nobleman Giulia Gam (born 1966), Italian-born Brazilian actress Huỳnh Văn Gấm (1922–1987), Vietnamese painter Mikael Gam (1901–1982), Danish educator and independent politician Morgan Gam (died 1241), Welsh lord of Afan Rita Gam (1927–2016), American actress
Given name Gam Malludora (1900–1969), Indian politician Yang Gam (born 1973), South Korean swimmer Htang Gam Shawng, Kachin political and military leader