October 11 – John Ross Key, American judge, lawyer, father of songwriter Francis Scott Key (b. 1754) October 21 – Dorothea Ackermann, German actress (b. 1752) November 8 – Jean Rapp, French general (b. 1771) December 4 – John Henniker-Major, 2nd Baron Henniker, British politician (b. 1752) December 7 – King Pōmare II of Tahiti (b. 1782) December 12 – Phoebe Hessel, British female soldier (b. 1713) 1821 in Popular Culture January 3, 1821 is the end date for grand strategy video game Europa Universalis IV by Paradox Development Studio. In episode 13 of season 2 of NCIS: New Orleans, the name of a gang is 1821, which is stated to be the year of the Honduran revolution. References