← 2019 2018 2017 2020 in Mauritania → 2021 2022 2023
Decades:	2000s 2010s 2020s
See also:	History of Mauritania List of years in Mauritania

The following lists events in the year 2020 in Mauritania.

Incumbents

• President: Mohamed Ould Ghazouani
• Prime Minister: Ismail Ould Bedde Ould Cheikh Sidiya (until 6 August), Mohamed Ould Bilal (starting 6 August)

Events

• 1 January - New Year's Day, Public holidays in Mauritania^[1]
• 13 March – The first case of COVID-19 in the country was confirmed.^[2]
• 30 March – The first COVID-19 death in the country is reported.^[3]
• 1 May - Labour Day, public holiday^[1]
• 23 May - Eid al-Fitr (End of Ramadan), public holiday^[1]
• 25 May - African Liberation Day, public holiday^[1]
• 31 July – Tabaski (Feast of the Sacrifice), public holiday^[1]
• 18 August – Former president Mohamed uld Abdel Aziz (2008-2019) is arrested on charges of corruption.^[4]
• 21 August - Islamic New Year, public holiday^[1]
• 16 December – Couscous is added to the UNESCO Intangible Cultural Heritage Lists.^[5]

Scheduled events

• 29 October - Mawlid (Prophet's Birthday), public holiday^[1]
• 28 November - Independence Day (from France, 1960), public holiday^[1]

Deaths

• November 23 – Sidi Ould Cheikh Abdallahi, 82, politician, President (2007–2008).^[6]