This article documents the chronology and epidemiology of SARS-CoV-2, the virus that causes the coronavirus disease 2019 (COVID-19) and is responsible for the COVID-19 pandemic, in October 2021. The first human cases of COVID-19 were identified in Wuhan, China, in December 2019. The cases of the COVID-19 pandemic was lowering later.
Pandemic chronology.
5 October.
World Health Organization weekly report:
13 October.
WHO Weekly Report:
19 October.
World Health Organization weekly report:
26 October.
World Health Organization weekly report:
Summary.
Countries and territories that confirmed their first cases during October 2021:
By the end of October, only the following countries and territories have not reported any cases of SARS-CoV-2 infections:
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 Oceania ;templatestyles src="Div col/styles.css"/ ;
References.
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