| Lake Tiroto | |
| Coords: | -20.0096°N -158.1238°W |
| Basin Countries: | Cook Islands |
| Pushpin Map: | Pacific Ocean |
| Pushpin Map Alt: | Location of Lake Tiroto in the Cook Islands. |
Lake Tiroto is a lake on the island of Atiu, part of the Cook Islands archipelago. According to legend, the eel Rauou dug the lake before travelling to Mitiaro to dig lakes there.[1] The lake is connected to the sea by a tunnel under the makatea.[2]