July 23rd, 1420

Born on July 23rd, 1420

Age in days, weeks and months
Wow, over 220,000 days old!

Why not celebrate an alternative birthday? In 414 days, exactly on August 20th, 2025, people who were born on July 23rd, 1420 will be 221,000 days old!

... in seconds, minutes and hours

What happened on July 23rd?

July 23rd, 2001

Megawati Sukarnoputri (pictured) became the first female president of Indonesia after her predecessor Abdurrahman Wahid was removed from office.

July 23rd, 1995

Hale–Bopp (pictured), one of the most widely observed comets of the 20th century, was independently discovered by astronomers Alan Hale and Thomas Bopp.

July 23rd, 1984

Vanessa Williams, the first African-American Miss America, was forced to resign after the magazine Penthouse published nude photos of her without consent.

July 23rd, 1982

A helicopter crashed during the filming of Twilight Zone: The Movie in Valencia, California, killing three people and leading to new safety standards.

July 23rd, 1968

A shootout between police and a Black power group began in Cleveland, Ohio, sparking three days of rioting.

July 23rd, 1942

The Holocaust: The gas chambers at Treblinka extermination camp began operation, killing 6,500 Jews who had been transported from the Warsaw Ghetto the day before.

July 23rd, 1940

Sumner Welles, U.S. Under Secretary of State, issued a declaration that the U.S. government would not recognize the Soviet Union's annexation of the Baltic states.

July 23rd, 1927

Wilfred Rhodes of England and Yorkshire became the only person to play in 1,000 first-class cricket matches.

July 23rd, 1921

The first National Congress of the Chinese Communist Party opened in a house in Shanghai.

July 23rd, 1914

Austria-Hungary presented Serbia with an ultimatum to allow them to investigate the assassination of Archduke Franz Ferdinand, which Serbia ultimately rejected, leading to World War I.

July 23rd, 1891

During a visit of the French Navy to Kronstadt in Russia, the two nations reached a secret agreement on a joint response to any future war in Europe.

July 23rd, 1862

American Civil War: Henry Halleck was appointed general-in-chief of the Union Army.

July 23rd, 1829

William Austin Burt was awarded a patent for the typographer, the first practical typewriting machine.

July 23rd, 1319

A fleet led by the Knights Hospitaller sank 22 of 28 ships of the Turkish Aydinid emirate.

July 23rd, 1999

47 people, mostly African American, were arrested in Tulia, Texas U.S., for dealing cocaine. Years later, 35 of the 47 were pardoned by the Governor.

Birthdays
... of famous people, actors, celebrities and stars on July 23rd

Same Day
Who's birthday is on July 23rd?

34

Daniel Radcliffe

British actor (born 1989)

*July 23rd, 1989, Hammersmith

46

Gail Emms

Badminton player

*July 23rd, 1977, Hitchin

76

Gustav Heinemann

German politician, President of Germany 1969–1974

*July 23rd, 1899, Schwelm †July 7th, 1976, Essen

82

Sergio Mattarella

President of Italy since 2015

*July 23rd, 1941, Palermo

53

Jörg Stübner

German footballer (1965–2019)

*July 23rd, 1965, Freiberg †June 24th, 2019, Dresden

23

Mimi Webb

English singer and songwriter

*July 23rd, 2000, Canterbury

46

Philip Seymour Hoffman

American actor (1967–2014)

*July 23rd, 1967, Fairport †February 2nd, 2014, Manhattan

72

Edie McClurg

American comedian and actress

*July 23rd, 1951, Kansas City

64

Francesco I Sforza

Italian condottiero, the founder of the Sforza dynasty in Milan, Italy (1401-1466)

*July 23rd, 1401, San Miniato †March 8th, 1466, Milan

44

Laura Benanti

American actress

*July 23rd, 1979, New York City

36

Julian Nagelsmann

German association football manager

*July 23rd, 1987, Landsberg am Lech

47

Theo van Gogh

Dutch film director (1957–2004)

*July 23rd, 1957, The Hague †November 2nd, 2004, Amsterdam

71

Franz Berwald

Swedish composer

*July 23rd, 1796, Stockholm †April 3rd, 1868, Stockholm

83

Haile Selassie I

Emperor of Ethiopia from 1930 to 1974

*July 23rd, 1892, Ejersa Goro †August 27th, 1975, Addis Ababa

27

Sinan Kurt

German footballer

*July 23rd, 1996, Mönchengladbach

71

Clement XI

Head of the Catholic Church from 1700 to 1721

*July 23rd, 1649, Pesaro †March 19th, 1721, Rome

31

Danny Ings

English association football player

*July 23rd, 1992, Winchester

49

Stephanie March

American actress

*July 23rd, 1974, Dallas

82

Pierre Agostini

French physicist

*July 23rd, 1941, Tunis

33

Kevin Reynolds

Canadian figure skater

*July 23rd, 1990, North Vancouver

Same year
Born in 1420

54

Albrecht von Eyb

German humanist

*August 24th, 1420, Ansbach †May 3rd, 1475, Eichstätt

50

George of Poděbrady

Czech king, warrior and nobleman

*April 23rd, 1420, Poděbrady †March 22nd, 1471, Old Town

62

William VIII, Marquess of Montferrat

Marquess of Montferrat

*July 19th, 1420, Casale Monferrato †February 27th, 1483, Casale Monferrato

70

Dorothea of Brandenburg, Duchess of Mecklenburg

Princess of Brandenburg by birth and by marriage Duchess of Mecklenburg

*February 9th, 1420, Berlin †January 19th, 1491, Prämonstratenserinnenstift Rehna

59

Bernardo Bandini

Italian merchant

*January 15th, 1420, Florence †December 29th, 1479, Florence

53

Michael Beheim

German singer

*September 29th, 1420, Obersulm †January 1st, 1474

Birthdays of famous people

Public holidays on July 23rd

Fixed holidays (Christian feast day) which are celebrated on July 23rd.

Date as a Roman numeral / digit

Leap year

Yes: 1420 is a leap year, therefore has a 29th of February with an additional leap day and a total of 366 days (instead of the usual 365 days in a normal year).

Calendar
July 1420