Donald Mackinnon was an Australian politician.

Born at Marida Yallock near Boorcan in Victoria to grazier David Mackinnon and Jane Kinross, both Scottish-born, he was educated at Geelong Grammar School

Geelong Grammar School

Geelong Grammar School is an independent, Anglican, co-educational, boarding and day school. The school's main campus is located at Corio, on the northern outskirts of Geelong, Victoria, Australia, overlooking Corio Bay and Limeburners Bay....

, Melbourne University and New College, Oxford

New College, Oxford

New College is one of the constituent colleges of the University of Oxford in the United Kingdom.- Overview :The College's official name, College of St Mary, is the same as that of the older Oriel College; hence, it has been referred to as the "New College of St Mary", and is now almost always...

, graduating with a Bachelor of Arts

Bachelor of Arts

A Bachelor of Arts , from the Latin artium baccalaureus, is a bachelor's degree awarded for an undergraduate course or program in either the liberal arts, the sciences, or both...

. In 1883 he was called to the English Bar, returning to Victoria to repeat the achievement in 1884. At his father's death in 1889 he took over the family property, and also acquired grazing property in New South Wales

New South Wales

New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...

 and Queensland

Queensland

Queensland is a state of Australia, occupying the north-eastern section of the mainland continent. It is bordered by the Northern Territory, South Australia and New South Wales to the west, south-west and south respectively. To the east, Queensland is bordered by the Coral Sea and Pacific Ocean...

. On 19 August 1891 he married Hilda Eleanor Marie Bunny, sister of the artist Rupert Bunny

Rupert Bunny

Rupert Charles Wulsten Bunny was an Australian painter, born in St Kilda, Victoria. He achieved success and critical acclaim as an expatriate in fin-de-siècle Paris....

; they had five children. In 1900 he was elected to the Victorian Legislative Assembly

Victorian Legislative Assembly

The Victorian Legislative Assembly is the lower house of the Parliament of Victoria in Australia. Together with the Victorian Legislative Council, the upper house, it sits in Parliament House in the state capital, Melbourne.-History:...

 as the Liberal member for Prahran

Electoral district of Prahran

Prahran is an electoral district of the Legislative Assembly in the Australian state of Victoria. It is a 12km² electorate in the inner south-east of Melbourne, taking in the suburbs of South Yarra, Prahran and Windsor, as well as parts of Balaclava, St Kilda, St Kilda East and Toorak...

, serving as party leader from 1904 to 1907. He was defeated in 1920. Mackinnon's son Daniel

Daniel Mackinnon (Australian politician)

Ewen Daniel Mackinnon was an Australian politician. The son of state MLA Donald Mackinnon, he was born in Melbourne and educated at Geelong Grammar School and then attended Oxford University. He returned to Australia as a grazier at Linton before becoming a company director and serving in the...

 was a member of the Australian House of Representatives

Australian House of Representatives

The House of Representatives is one of the two houses of the Parliament of Australia; it is the lower house; the upper house is the Senate. Members of Parliament serve for terms of approximately three years....

, and his grandson Donald James was also a Victorian state MP. Mackinnon died in 1932 at Toorak

Toorak, Victoria

Toorak is a suburb of Melbourne, Victoria, Australia, 5 km south-east from Melbourne's central business district located on a rise on the south side of a bend in the Yarra River. Its Local Government Area is the City of Stonnington...

.