It was named after Charles Darwin, who visited Australia in 1836.
It is not related to the city of Darwin in the Northern Territory.
It was located in north-western and western Tasmania, including the towns of Burnie and Devonport.
After 1917, it was always in the hands of the non-Labor parties.
Prominent members included King O'Malley, a colourful Labor member, Sir George Bell, Speaker of the House, and Dame Enid Lyons, the first woman elected to the House of Representatives.