September 20th, 1611

Born on September 20th, 1611

Age in days, weeks and months
Wow, over 151,000 days old!

Why not celebrate an alternative birthday? In 480 days, exactly on November 18th, 2027, people who were born on September 20th, 1611 will be 152,000 days old!

... in seconds, minutes and hours

What happened on September 20th?

September 20th, 2011

The United States military ended its "don't ask, don't tell" policy, consequently allowing gay and lesbian people to serve openly.

September 20th, 2008

An explosive-laden truck detonated in front of the Marriott hotel in Islamabad, Pakistan, killing 54 people and injuring 266 others.

September 20th, 1997

Hurricane Erika, the strongest and longest-lasting hurricane of the 1997 Atlantic hurricane season, dissipated after causing flooding and power outages throughout Puerto Rico.

September 20th, 1988

British prime minister Margaret Thatcher (pictured) gave a landmark speech at the Belfry of Bruges, Belgium, against federalism in the European Economic Community.

September 20th, 1984

The Cosby Show, which became one of three U.S. television shows to have the highest ratings five years in a row, premiered with its pilot episode.

September 20th, 1977

A series of celestial phenomena of disputed nature was observed in the western Soviet Union, Finland and Denmark.

September 20th, 1973

Billie Jean King defeated Bobby Riggs in straight sets at the Astrodome in Houston, Texas, in an internationally televised tennis match dubbed the "Battle of the Sexes".

September 20th, 1971

Hurricane Irene (satellite image pictured) moved into the Pacific Ocean from the Atlantic, making it the first actively tracked tropical cyclone to do so.

September 20th, 1967

L. Ron Hubbard, the founder of Scientology, announced the story of Xenu in a taped lecture sent to all Scientologists.

September 20th, 1944

Second World War: Allied forces captured San Marino from the German Army.

September 20th, 1943

World War II: Australian troops led by Gordon Grimsley King defeated Imperial Japanese forces at the Battle of Kaiapit in New Guinea.

September 20th, 1920

Irish War of Independence: British auxiliary police officers known as Black and Tans went on a rampage in Balbriggan, burning more than fifty homes and businesses and killing two people.

September 20th, 1792

The French Army achieved its first major victory of the War of the First Coalition at the Battle of Valmy.

September 20th, 1697

The first of a series of treaties comprising the Peace of Ryswick was signed between France and the Grand Alliance, ending the Nine Years' War.

September 20th, 1643

First English Civil War: The First Battle of Newbury was fought in Berkshire; Parliamentarian forces were allowed to pass Royalist troops to retreat the next morning.

Birthdays
... of famous people, actors, celebrities and stars on September 20th

Same year
Born in 1611

76

Johannes Hevelius

Astronomer

*January 28th, 1611, Gdańsk †January 28th, 1687, Gdańsk

73

Johann Wachmann

German politician and jurist (1611-1685)

*September 16th, 1611, Bremen †February 15th, 1685, Bremen

72

Johannes Olearius

German hymnwriter

*September 7th, 1611, Halle (Saale) †April 14th, 1684, Weißenfels

52

Gottfried Möbius

German physician (1611-1664)

*October 17th, 1611, Laucha an der Unstrut †April 25th, 1664, Halle (Saale)

66

James Harrington

English political theorist of classical republicanism

*January 3rd, 1611, Upton †September 11th, 1677, London

68

Johann Duve

German merchant

*March 8th, 1611, Hanover †September 2nd, 1679, Hanover

55

Marie Louise Gonzaga

Queen of Poland (1611-1667)

*August 18th, 1611, Paris †May 10th, 1667, Warsaw

67

Andries de Graeff

Mayor of Amsterdam, Dutch Statesman

*February 19th, 1611, Amsterdam †November 30th, 1678, Amsterdam

74

John Pell

British mathematician (*1611 – †1685)

*March 1st, 1611, Southwick †December 12th, 1685, Westminster

60

Johann Friedrich Gronovius

German-Dutch classical scholar, professor of Greek and history and librarian in Leiden (1611-1671), owner/creator of the album amicorum of Johannes Fredericus Gronovius

*September 8th, 1611, Hamburg †December 28th, 1671, Amsterdam

89

Toussaint Rose

French writer (1611-1701)

*September 3rd, 1611, Provins †January 6th, 1701, Paris

52

George III of Brieg

Duke of Brzeg (1611-1664)

*September 4th, 1611, Brzeg †July 4th, 1664, Brzeg

63

Claus von Ahlefeldt

Danish fieldmarshal (1614–1674)

*January 1st, 1611, Gelting †January 1st, 1674

32

William Cartwright

English dramatist and clergyman

*September 1st, 1611, Northway †November 29th, 1643, Oxford

60

Fang Yizhi

Qing dynasty person CBDB = 54996

*January 1st, 1611, Tongcheng †November 9th, 1671, Wan'an County

Birthdays of famous people

Public holidays on September 20th

Fixed holidays (Christian feast day) which are celebrated on September 20th.

Date as a Roman numeral / digit

Leap year

No: With 365 days 1611 is a normal year and no leap year.

Calendar
September 1611