Barnard Drummond Clarkson,[1] born near York, Western Australia in 1836, was a pastoralist, explorer and politician.

[2][3] Clarkson's father Michael Clarkson arrived in the Swan River Colony in 1830 and married Jane Drummond, eldest daughter of James Drummond, on 7 November 1833.

[2] In 1867 Clarkson was appointed as Justice of the Peace for Western Australia.

He was a member of the Toodyay Road Board for a number of years and was chairman from 1901 to 1904.

In 1890 when Western Australia obtain responsible government Clarkson became the first member of the Western Australian Legislative Assembly for the seat of Toodyay, a post he held until 1897.