David R. Cheriton (B.Sc. 1973, M.Sc. 1974, Ph.D. 1978) - Computer scientist, co-founder of Arista Networks, and one of the wealthiest individuals in Canada.
Mike Lazaridis (B.Eng. 1984) - Co-founder of BlackBerry, known for his contributions to the development of the smartphone.
Stephen Gill (B.A.Sc. 1970) - Inventor of the first digital camera, recognized for his contributions to photography technology.
John A. Macdonald (B.A. 1858) - Canada's first Prime Minister, known for his role in the confederation of Canada.
Rebecca Watson (B.Sc. 2002) - Science communicator and founder of the Skepchick blog, known for promoting science and skepticism.
