Lake Rotokawau is the name of numerous lakes in New Zealand:
Lake Rotokawau (Aupouri Peninsula), Northland Lake Rotokawau (Karikari Peninsula), Northland Lake Rotokawau (Kaipara), Northland Lake Rotokawau (Waikato) Lake Rotokawau (Bay of Plenty) Lake Rotokawau (Chatham Islands)
See also Lake Rotokauwau