2021 in Tonga

Events in the year 2021 in Tonga.

Incumbents

 * Monarch: Tupou VI
 * Prime Minister: Pōhiva Tuʻiʻonetoa

Events
Ongoing — COVID-19 pandemic in Tonga
 * 30 November – 2021 Tongan general election

Deaths

 * 29 July – Baroness Tuputupu Vaea, 92, royal
 * 29 August – Sione Vuna Fa'otusia, 68, Tongan politician, deputy (since 2014), minister for justice and prisons (2014–2019), and deputy prime minister (2019–2020).
 * 15 October – Tuineau Alipate, 54, Tongan-born American football player (Minnesota Vikings, Saskatchewan Roughriders, New York Jets).
 * 12 December – Maʻafu Tukuiʻaulahi, 66, noble and politician, MP (since 2008).
 * 16 December – Taniela Moa, 36, rugby union player (Auckland, Section Paloise, national team).