Lorry Greenberg Marion Dewar The city of Ottawa, Canada held municipal elections on November 13, 1978.

Controller Marion Dewar becomes the second woman and first New Democratic Party (and to date, only) affiliated person to become mayor of Ottawa.

This would mark the last elections for Ottawa's Board of Control.

Her strongest ward was Capital, where she won 62.8% of the vote.

Elmdale-Victoria was Nicol's home ward, but Dewar still beat her there by 545 votes.