Vaiusu is a village on the Samoan island of Upolu.

It is located on the central-north coast of the island, to the west of the capital Apia.

[1] In 2019 the government proposed a US$100 million wharf and port project for Vaiusu, to be funded by a loan from China.

[2] Following the 2021 Samoan general election newly elected Prime Minister Fiamē Naomi Mataʻafa formally scrapped the project.

This article about a geographical location in Samoa is a stub.