Sir Donald Henry Trescowthick, AC, KBE (4 December 1930 â 13 August 2024) was an Australian businessman.
Trescowthick was born in Ballarat, Victoria, on 4 December 1930, to Thomas Patrick and Elsie May Trescowthick (née Venner). He married Norma Margaret Callaghan on 25 October 1953 and they had two sons and two daughters. He died on 13 August 2024, at the age of 93. Norma predeceased him in March 2024.
Trescowthick was involved in several Australian business enterprises.
With Norman Swann, Trescowthick founded Swann Insurance, which grew to be a major general insurer. Prior to being sold to CGU Insurance, Swann Insurance was Australia's largest privately owned general insurer.
Trescowthick acquired Charles Davis, a major Tasmanian company which had been established in 1847. Charles Davis grew under Trescowthick's leadership to become at one time Australia's fourth largest retailer, and third largest department store operator. The company was renamed Harris Scarfe in 1995.
In addition to his involvement in Charles Davis Limited, Trescowthick was involved in several private ventures, including ownership of the Place Arcade in Toorak Village shopping centre in Melbourne Australia.
Trescowthick was involved in community, sporting and charitable activities during his business career.
In particular:
Trescowthick was made a Knight Commander of the Order of the British Empire in 1979 and a Companion of the Order of Australia in 1991. He was inducted into the Sport Australia Hall of Fame in 1991 and received an Australian Sports Medal in 2000.