September 10th, 1521

Born on September 10th, 1521

Age in days, weeks and months
Wow, over 184,000 days old!

Why not celebrate an alternative birthday? In 651 days, exactly on March 15th, 2028, people who were born on September 10th, 1521 will be 185,000 days old!

... in seconds, minutes and hours

What happened on September 10th?

September 10th, 2025

American political activist Charlie Kirk was shot and killed at an event at Utah Valley University.

September 10th, 1858

George Mary Searle discovered the asteroid 55 Pandora (pictured) from the Dudley Observatory near Albany, New York; it was his only asteroid discovery.

September 10th, 1622

Fifty-five Christians were executed in Nagasaki during the Great Genna Martyrdom, part of persecution towards Christians in Japan by the Tokugawa shogunate.

September 10th, 1845

John Doubleday completed a "masterly" restoration of the Portland Vase (pictured), which had been smashed into hundreds of pieces seven months prior.

September 10th, 2008

CERN's Large Hadron Collider (section pictured), the world's largest and highest-energy particle accelerator, first began operations beneath the France–Switzerland border.

September 10th, 1724

Johann Sebastian Bach led the first performance of Jesu, der du meine Seele, BWV 78, a chorale cantata based on a passion hymn by Johann Rist.

September 10th, 2000

British forces freed soldiers and civilians who had been held captive by the militant group the West Side Boys, contributing to the end of the Sierra Leone Civil War.

September 10th, 1990

Pope John Paul II consecrated the Basilica of Our Lady of Peace, one of the largest churches in the world, in Yamoussoukro, Ivory Coast.

September 10th, 1983

Typhoon Ellen dissipated after destroying hundreds of homes across Hong Kong and the Philippines.

September 10th, 1974

After centuries of Portuguese rule, the country of Guinea-Bissau was formally recognized as independent.

September 10th, 1961

At the Italian Grand Prix at Monza, German driver Wolfgang von Trips's car collided with another, causing it to become airborne and crash into a side barrier, killing him and 15 spectators.

September 10th, 1960

Running barefoot in the marathon event at the Rome Olympics, Abebe Bikila became the first athlete from sub-Saharan Africa to win an Olympic gold medal.

September 10th, 1946

While riding a train to Darjeeling, India, Sister Teresa Bojaxhiu, later Mother Teresa (pictured), experienced what she later described as the "call within the call", directing her to "leave the convent and help the poor while living among them".

September 10th, 1945

Mike the Headless Chicken was decapitated on a farm in Colorado; he survived another 18 months as part of sideshows before choking to death.

September 10th, 1937

Led by the United Kingdom and France, nine nations met at the Nyon Conference to address international piracy in the Mediterranean Sea.

Birthdays
... of famous people, actors, celebrities and stars on September 10th

Same year
Born in 1521

69

Urban VII

Pope

*August 4th, 1521, Rome †September 27th, 1590, Rome

60

Daniel Brendel von Homburg

Roman Catholic archbishop

*November 30th, 1521, Aschaffenburg †January 1st, 1582, Aschaffenburg

59

Johann Marbach

German theologian

*April 14th, 1521, Lindau †March 17th, 1581, Strasbourg

49

Francesco Laparelli

Italian military engineer (1521-1570)

*April 5th, 1521, Cortona †October 20th, 1570, Heraklion

32

Thomas Wyatt

English rebel leader during the reign of Queen Mary I (1521-1554)

*September 20th, 1521, Chatham †April 21st, 1554, London

56

Maria of Portugal, Duchess of Viseu

Portuguese infanta (1521-1577)

*June 8th, 1521, Lisbon †October 10th, 1577, Lisbon

67

Lodovico Guicciardini

Italian historian (1521-1589)

*August 19th, 1521, Florence †March 22nd, 1589, Antwerp

59

John II, Duke of Schleswig-Holstein-Haderslev

Duke of Schleswig-Holstein-Haderslev

*June 29th, 1521, Haderslev †October 1st, 1580, Haderslev

77

Paul von Eitzen

German theologian (1521-1598)

*January 25th, 1521, Hamburg †February 25th, 1598, Schleswig

53

Sebastian Ochsenkhun

German composer and luth player

*February 6th, 1521, Nuremberg †August 20th, 1574, Heidelberg

31

John Ernest, Duke of Saxe-Coburg

German duke

*May 10th, 1521, Coburg †February 8th, 1553, Coburg

72

Xu Wei

Ming Dynasty painter (1521-1593)

*January 1st, 1521, Shaoxing †January 1st, 1593

Birthdays of famous people

Public holidays on September 10th

Fixed holidays (Christian feast day) which are celebrated on September 10th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1521 is a normal year and no leap year.

Calendar
September 1521