Haddon Corner is a heritage-listed site in Tanbar, Shire of Barcoo, Queensland, Australia.
It is in outback Channel Country at South-West Queensland, on the border corner with South Australia.
It was added to the Queensland Heritage Register on 9 November 2012.

It was first surveyed by Augustus Poeppel in 1880.
Haddon Corner lies at the intersection of the 26th parallel south circle of latitude and the 141st meridian.
Haddon Corner is a heritage-listed site in Tanbar, Shire of Barcoo, Queensland, Australia. It is in outback Channel Country at South-West Queensland, on the border corner with South Australia. It was added to the Queensland Heritage Register on 9 November 2012.
It was first surveyed by Augustus Poeppel in 1880. Haddon Corner lies at the intersection of the 26th parallel south circle of latitude and the 141st meridian.
Haddon Corner