A third person died six days after a crash near Wairoa which had already claimed the lives of Fabian George Cook and Freedom Rikael Morunga.
Police this evening confirmed Wairoa man Jordan John Christopher Edwards, 21, had also died from injuries sustained in the crash on State Highway 2 at Nuhaka, east of Wairoa, on June 29.
He died in hospital on July 5.
Cook, 33, and Morunga, 21, died at the scene.
The serious crash unit investigation is ongoing, police said.