Elections to Manchester City Council were held on Thursday, 1 November 1945. One third of the councillors seats were up for election, with each successful candidate to serve a three-year term of office. The council remained under no overall control. These were the first local elections held in Manchester since the outbreak of the Second World War.
Caused by the death on 25 October 1945 of Alderman Annie Lee (Labour, elected as an alderman by the council on 10 June 1936).
In her place, Councillor William Oldfield M.P. (Labour, Openshaw, elected 17 July 1928) was elected as an alderman by the council on 9 November 1945.
Caused by the death on 26 April 1946 of Alderman Thomas Ackroyd (Liberal, elected as an alderman by the council on 9 November 1939).
In his place, Councillor Andrew Cathcart (Labour, St. Michael's, elected 1 November 1928) was elected as an alderman by the council on 5 June 1946.
Caused by the election as an alderman of Councillor William Oldfield (Labour, Openshaw, elected 17 July 1928) on 9 November 1945 following the death on 25 October 1945 of Alderman Annie Lee (Labour, elected as an alderman by the council on 10 June 1936).
Caused by the death of Councillor William Griffin (Conservative, Longsight, elected 20 December 1932) on 22 December 1945.