Tamakautoga is one of fourteen villages located within the Pacific Ocean island nation of Niue. It is situated in the southwestern portion of the island and shares a quadripoint with three other locations: the villages of Avatele and Hakupu, as well as the national capital, Alofi.
The village's population was recorded at 180 during the 2022 census, reflecting a decrease from 198 in 2017. This figure represents a significant decline from the 19th century, when an 1899 mission census reported a population of 275. Tamakautoga is represented in the Niue Assembly by Andrew Funaki.