2021 in Niue

The following lists events that happened during 2021 in Niue.

Incumbents

 * Monarch: Elizabeth II
 * Premier – Dalton Tagelagi
 * Speaker of the Assembly – Hima Douglas (from 11 June)

Events
Ongoing – COVID-19 pandemic in Oceania

Deaths

 * 9 July – Frank Lui, politician, premier of Niue (1993–1993) (born 1935)