| Election Name: | 1950 Christchurch mayoral election |
| Country: | New Zealand |
| Flag Image: | Christchurch coat of arms shield.svg |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1947 Christchurch mayoral election |
| Previous Year: | 1947 |
| Next Election: | 1953 Christchurch mayoral election |
| Next Year: | 1953 |
| Election Date: | 18 November 1950 |
| Turnout: | 36,075 (37.08%) |
| Party Name: | no |
| Candidate1: | Robert Macfarlane |
| Party1: | Labour |
| Popular Vote1: | 16,385 |
| Percentage1: | 45.41 |
| Candidate2: | Bill MacGibbon |
| Party2: | Citizens' |
| Color2: | DDEEFF |
| Popular Vote2: | 15,129 |
| Percentage2: | 41.91 |
| Mayor | |
| Before Election: | Ernest Andrews |
| After Election: | Robert Macfarlane |
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: