The Wongkadjera were an indigenous people of the state of Queensland.
Norman Tindale calculated that the Wongkadjera's tribal territory covered about 2,300 square miles (6,000 km2) in the area of Glenormiston and Herbert Downs. Their northern limits were close to Roxborough.
The Wongkadjera were divided into hordes, the name of one of which probably survives.
The Glenormiston area around the Mulligan River was a key producer of the narcotic pituri, and archaeological evidence has emerged suggesting that the Furthermore, it is postulated that the Wongkadjera, together with other local tribes, such as the Rungarungawa and Julaolinja, used it and stone axes from the Kalkatungu mines in the Mt. Isa district as trade goods, exchanging them in order to secure access to the Channel Country along the Georgina and Diamantina Rivers.
Source: Tindale 1974, p. 190