John Joseph Cusack was an Australian politician and businessman. He was a member of the Australian Labor Party (ALP) for most of his career and served in the New South Wales Legislative Assembly (1910–1917) and House of Representatives (1929–1931).
- Occupation
- politician
- Position held
- member of the Australian House of Representatives, Member of the New South Wales Legislative Assembly, Member of the New South Wales Legislative Assembly
- Citizenship
- Australia
- Born
- August 8, 1868
- Died
- September 8, 1956
