Damyanov () (feminine: Damyanova) is a patronymic surname of Bulgarian origin, meaning "child of Damyan". Notable people with the surname include:
Aleksandar Damyanov (born 1943), Bulgarian sprint canoer Andrey Damyanov (1813–1878), Bulgarian architect Borislav Damyanov (born 1998), Bulgarian footballer Damyan Damyanov (born 2000), Bulgarian footballer Georgi Damyanov (1892–1958), Bulgarian politician Ignat Damyanov (born 1987), Bulgarian footballer Svobodka Damyanova (born 1955), Bulgarian sprinter Velin Damyanov (born 1988), Bulgarian footballer