The deputy premier of Tasmania is a role in the Government of Tasmania assigned to a responsible Minister in the Australian state of Tasmania. It has second ranking behind the premier of Tasmania in Cabinet, and its holder serves as acting premier during absence or incapacity of the premier. The deputy premier may either be appointed by the premier during the cabinet formation process, or may be elected by caucus. Due to the contingent role of the deputy premier, they almost without exception have additional ministerial portfolios. The current deputy premier is Michael Ferguson

Sir Walter Angus Bethune was an Australian politician and member of the Tasmanian House of Assembly. He was Premier of Tasmania from 26 May 1969 to 3 May 1972.