Beyincé is a Louisiana Creole surname. Notable people with the surname include:
Agnéz Beyincé (; 1909–1979), mother of American businesswoman Tina Knowles and grandmother of singers Beyoncé and Solange Knowles Angela Beyincé (born 1976), American songwriter, actress and music executive, niece of Tina Knowles and cousin of Beyoncé and Solange Knowles
See also Beyoncé (disambiguation)