The 1929 Wellington City mayoral election was part of the New Zealand local elections held that same year. In 1929, elections were held for the Mayor of Wellington plus other local government positions including fifteen councillors. The polling was conducted using the standard first-past-the-post electoral method.

Sir Walter Nash was a New Zealand politician who served as the 27th prime minister of New Zealand in the Second Labour Government from 1957 to 1960. He is noted for his long period of political service, having been associated with the New Zealand Labour Party since its creation.