The Kawhātau River is a river of about  in the southwestern North Island of New Zealand. Its source is in the Ruahine Range and its outflow is into the larger Rangitīkei River, which it meets close to Mangaweka.
The Kawhātau River is a river of approximately  in the southwestern North Island of New Zealand. Its source is located in the Ruahine Range and its outflow is into the larger Rangitīkei River, where it converges near Mangaweka.