Lieutenant Colonel John Kenneth Mackenzie (1791–1857)—also spelt 'McKenzie' or 'MacKenzie'—was a military officer who fought in the Peninsula War and the War of 1812, and a pioneer colonial settler of New South Wales, Australia. He is a particularly associated with Nerriga, Braidwood, and The Wool Road, but also with Dangelong, in the Monaro region.

Braidwood is a town in the Southern Tablelands of New South Wales, Australia, in Queanbeyan–Palerang Regional Council. It is located on the Kings Highway linking Canberra with Batemans Bay. It is approximately 200 kilometres south west of Sydney, 60 kilometres inland from the coast, and 55 kilometres east of Canberra. Braidwood is a service town for the surrounding district which is based on sheep and cattle grazing, and forestry operations.