John Henry Cann was a New South Wales politician, Treasurer, and Minister of the Crown in the cabinets of James McGowen and William Holman.

William Arthur Holman was an Australian politician who served as Premier of New South Wales from 1913 to 1920. He came to office as the leader of the Labor Party, but was expelled from the party in the split of 1916. He subsequently became the inaugural leader of the NSW branch of the Nationalist Party.