Daisy Elitha Sweeney (née Peterson), teacher, pianist, organist (born 7 May 1920 in Montréal, QC; died 11 August 2017 in Montréal). An accomplished musician in her own right, Daisy Peterson Sweeney is perhaps best known as the older sister, and early teacher, of celebrated jazz pianist Oscar Peterson. She also taught other notable Montréal jazz pianists, including Oliver Jones and Joe Sealey.
Bertha Drechsler Adamson (b Hamilton). Violinist, teacher, conductor, b Edinburgh 25 Mar 1848, d Toronto 12 May 1924. A relative of the noted cellists Louis and Karl Drechsler she first studied music with her father, Adam Hamilton, a pianist and organist who taught at the University of Edinburgh.