UDlamini III wayeyinkosi noma iNgwenyama yabantu baseSwazini futhi wabahola cishe phakathi kuka-1720 kwaze kwaba ngu-1744. Esebenza nomeluleki wakhe omkhulu iNduna uGadlela Mbokane. INkosi uDlamini III waba nguyise kaNgwane III inkosi yokuqala yaseSwazini yanamuhla.