Peter Mahovlich (1963-1964)
Dr. Nicholas Mancini (Class of 1939)
Donna Marcaccio (Class of 1972)
Dr. Michael Marcaccio (Class of 1973)
Jack Marchese (Class of 1947)
The Honourable Justice Albert J. Marck (Class of 1941)
Joseph Markson (Markowski) (Class of 1949)
Hubert “Pit” Martin (1959-60)
Lawrence Martin (Class of 1965)
Sister Ann Marshall (Class of 1949)
Most Reverend Bishop George Marskell (Class of 1952)
Reverend John Mattice (Class of 1930)
Dr. Angela Mazza (Class of 1971)
Evan Mazza (Class of 1933)
Paul Mazza (Class of 1967)
The Honourable Justice Randolph J. Mazza (Class of 1963)
Timothy (T.J.) McKenna (Class of 1940)
John McPhee (Class of 1948)
Morris Mercanti (Class of 1970)
Peter Mercanti (1968)
Carolyn (Hamilton) Milne (Class of 1967)
Paul Milne (Class of 1962)
Bernie Morelli (Class of 1961)
The Honourable Justice Michael Moriarity
John Morley (Class of 1932)
Dr. James Morreale (Class of 1955)
Marjan Mozetich (Class of 1965)
Dr. Patricia Murphy (Class of 1969)
Ron Murphy (Class of 1951)