MyBirthday.Ninja

Tip: Click the free calendar ninja poster above to save the high quality version. Everyday a new design will be generated for you. Collect all 16 ninja poses.

The next time you can reuse this calendar will be on year 2033. Both calendars will be exactly the same! This is assuming you are not interested in the dates for Easter and other irregular holidays that are based on a solar cycle.

April 4 (4/4), June 6 (6/6), August 8 (8/8), October 10 (10/10), December 12 (12/12), and the last day of February always fall on the same day of the week in any given year. This is called the ‘Doomsday rule’. Check these dates using the full 12-month calendar below to verify.

1921 Calendar

Curious about this Kiwi Fruit Swirl? This is a party item you can activate and send to your friends when you play the free game Jump Birthday Party. It’s a fun and easy-to-play mobile game for all ages. Get free 1,000 gold coins when you download today!

•  February 8, 1921 – New Year’s Day in Chinese calendar. Start of the year of the Metal Rooster in Chinese astrology.
•  February 12, 1921 – Bolsheviks launch a revolt in Georgia as a preliminary to the Soviet invasion of Georgia.
•  February 20, 1921 – The Young Communist League of Czechoslovakia is founded.
•  February 21, 1921 – Constituent Assembly of the Democratic Republic of Georgia adopts the country’s first constitution.
•  February 25, 1921 – Tbilisi, capital of the Democratic Republic of Georgia, is occupied by Bolshevist Russia.
•  June 1, 1921 – Tulsa race riot: Civil unrest in Tulsa, Oklahoma.
•  September 5, 1921 – Roscoe “Fatty” Arbuckle party in San Francisco ends with the death of the young actress Virginia Rappe: One of the first scandals of the Hollywood community.
•  October 13, 1921 – The Soviet republics of Russia, Armenia, Azerbaijan, and Georgia sign the Treaty of Kars with the Grand National Assembly of Turkey to establish the contemporary borders between Turkey and the South Caucasus states.
•  October 29, 1921 – The Link River Dam, a part of the Klamath Reclamation Project, is completed.
•  December 6, 1921 – The Anglo-Irish Treaty is signed in London by British and Irish representatives.

•  January 10, 1921 – Tasso Kavadia, Greek actress (d. 2010)
•  February 4, 1921 – Betty Friedan, American author and activist (d. 2006)
•  February 15, 1921 – Radha Krishna Choudhary, Indian historian and author (d. 1985)
•  March 4, 1921 – Phanishwar Nath 'Renu', Indian author and activist (d. 1977)
•  May 28, 1921 – Tom Uren, Australian soldier, boxer, and politician (d. 2015)
•  May 31, 1921 – Alida Valli, Austrian-Italian actress and singer (d. 2006)
•  June 2, 1921 – Sigmund Sternberg, Hungarian-English businessman and philanthropist
•  June 4, 1921 – Milan Komar, Slovenian-Argentinian philosopher and academic (d. 2006)
•  August 23, 1921 – Sam Cook, English cricketer and umpire (d. 1996)
•  October 17, 1921 – Maria Gorokhovskaya, Russian-Israeli gymnast (d. 2001)