John Howard (1961) - Former Prime Minister of Australia, known for his long tenure and economic reforms.
Marie Bashir (1956) - Former Governor of New South Wales, notable for her contributions to public health and education.
Barry Marshall (1975) - Nobel Laureate in Physiology or Medicine for his discovery of the bacterium Helicobacter pylori and its role in gastritis and peptic ulcer disease.
Robyn Williams (1963) - Renowned science journalist and broadcaster, known for his work on the ABC's The Science Show.