Fayt is a surname. Notable people with the surname include:
Andrei Fayt (1903–1976), Soviet film actor Carlos Fayt (1918–2016), Argentine lawyer, politician, academic, and Supreme Court of Argentina justice François Fayt (born 1946), French composer
See also Fayt-le-Franc, a village in the province of Hainaut, Belgium Fayt-lez-Manage, a town and a district in the province of Hainaut, Belgium Grand-Fayt, a commune in the Nord department in northern France Petit-Fayt, a commune in the Nord department in northern France