The 1950 Christchurch mayoral election was part of the New Zealand local elections held that same year. In 1950, election were held for the Mayor of Christchurch plus other local government positions. The polling was conducted using the standard first-past-the-post electoral method.
Sitting mayor Ernest Andrews did not seek re-election, and former mayor Robert Macfarlane won the position against Bill MacGibbon, who for many years was the chairman of the Tramway Board. The Labour Party gained a majority on the city council, winning twelve seats to the seven won by the Citizens' Association.
The following table gives the election results: