2021 - Wikipedia 2021 (MMXXI) was a common year starting on Friday of the Gregorian calendar, the 2021st year of the Common Era (CE) and Anno Domini (AD) designations, the 21st year of the 3rd millennium and the 21st century, and the 2nd year of the 2020s decade
What Happened in 2021 - On This Day What happened and who was famous in 2021? Browse important and historic events, world leaders, famous birthdays and notable deaths from the year 2021