The city of Ottawa, Canada held municipal elections on December 5, 1927 to elect members of the 1928 Ottawa City Council.
Controller Arthur Ellis defeated incumbent mayor John P. Balharrie and future mayor Patrick Nolan in a three-way race. Ellis won all but two of the city's nine wards, losing just the western wards of Dalhousie and Victoria to Nolan.
(4 elected)
(2 elected from each ward)