New Year’s Day 1821
– January 1 – was in
week 1
Monday, January 1 – Sunday, January 7, 1821
Holidays
Mon, Jan 1:
New Year’s Day
Calendar with all holidays in 1821
Enter a week number or a date
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e.g.
10
,
33 2025
,
6 May
, or
veterans day 2025
.
1821 calendar
Week
number
.com
Calendar with week numbers and holidays
How-to
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