Charles Alfred Maguire (May 24, 1875 – October 14, 1949) was mayor of Toronto from 1922–1923.

He was first elected an alderman for Ward Three in the year 1909 and reelected in 1910, 1911, 1912, 1914, 1915, 1916 and 1917.

Then on December 21, 1921 he was elected by acclamation mayor of Toronto.

His program included building hydro radials, building of a railway viaduct on the water front, low tax rates, street extensions and city improvement.

In 1923 Robert John Fleming contested Maguire for mayor.