The 22nd Legislative Assembly of Ontario was in session from June 4, 1945 until April 27, 1948, just prior to the 1948 general election. The majority party was the Ontario Progressive Conservative Party led by George Drew.
William James Stewart served as speaker for the assembly until March 21, 1947. James de Congalton Hepburn succeeded Stewart as speaker.
References
22nd Parliament of Ontario Wikipedia(Text) CC BY-SA