Municipal elections took place in Milan, Italy, on 3 and 4 October 2021 to elect the Mayor and the 48 members of the City Council, as well as the nine presidents and 270 councillors of the nine administrative zones (municipi) in which the municipality is divided, each one having one president and 30 councillors.

The mayor of Milan is the first citizen and head of the municipal government of the city of Milan, Lombardy, Italy.