April 17th, 1521

Born on April 17th, 1521

Age in days, weeks and months
Wow, over 183,000 days old!

Why not celebrate an alternative birthday? In 280 days, exactly on January 24th, 2025, people who were born on April 17th, 1521 will be 184,000 days old!

... in seconds, minutes and hours

What happened on April 17th, 1521?

April 17th, 1521

Trial of Martin Luther over his teachings begins during the assembly of the Diet of Worms. Initially intimidated, he asks for time to reflect before answering and is given a stay of one day.

en.wikipedia.org/wiki/Martin_Luther

What else happened on April 17th?

April 17th, 2014

NASA announced the discovery of Kepler-186f, the first exoplanet with a radius similar to Earth's discovered in the habitable zone of another star.

April 17th, 1986

Having supposedly been at war for 335 years without a single shot having been fired and no casualties incurred, the Netherlands and the Isles of Scilly declared peace.

April 17th, 1984

Metropolitan Police officer Yvonne Fletcher was shot and killed while on duty during a protest outside the Libyan embassy in London's St James's Square, resulting in an 11-day police siege of the building and a breakdown of diplomatic relations between the two nations.

April 17th, 1975

The Khmer Rouge captured Phnom Penh, the capital of the Khmer Republic, ending the Cambodian Civil War and establishing the socialist state of Democratic Kampuchea.

April 17th, 1973

George Lucas began writing a 13-page film treatment entitled The Star Wars.

April 17th, 1969

Sirhan Sirhan was convicted of the assassination of United States Senator Robert F. Kennedy.

April 17th, 1951

The Peak District was designated the first national park in the United Kingdom.

April 17th, 1907

Minas Geraes (pictured), the first of three Brazilian dreadnought battleships, was laid down, sparking a vastly expensive South American naval arms race with Argentina and Chile.

April 17th, 1809

Napoleonic Wars: After a three-day chase, a British squadron under Alexander Cochrane captured the French ship-of-the-line D'Hautpoul off Puerto Rico.

April 17th, 1797

French Revolutionary Wars: British forces commanded by Lieutenant-General Ralph Abercromby invaded the Spanish colonial port of San Juan, Puerto Rico.

April 17th, 1783

The Mechanical Turk, a fraudulent chess-playing "machine" by Wolfgang von Kempelen that was secretly controlled by a hidden human, began a tour of Europe.

April 17th, 1362

Lithuanian Crusade: After a month-long siege, forces of the Teutonic Order captured and destroyed Kaunas Castle (reconstruction pictured), which was defended by troops of the Grand Duchy of Lithuania.

April 17th, 1080

Canute IV became King of Denmark upon the death of his brother Harald III.

April 17th, 2021

The funeral of Prince Philip, Duke of Edinburgh, takes place at St George's Chapel, Windsor Castle.

Birthdays
... of famous people, actors, celebrities and stars on April 17th

Same Day
Who's birthday is on April 17th?

63

Pete Shelley

British singer-songwriter (1955–2018)

*April 17th, 1955, Leigh †December 6th, 2018, Tallinn

57

Timothy Gibbs

American actor

*April 17th, 1967, Calabasas

73

Horst Hrubesch

German association football player and manager

*April 17th, 1951, Hamm

65

Sean Bean

English actor

*April 17th, 1959, Handsworth

67

Nick Hornby

English novelist

*April 17th, 1957, Redhill

87

Alain Poher

French politician (1909-1996)

*April 17th, 1909, Ablon-sur-Seine †December 9th, 1996, Paris

61

Roddy Piper

Canadian professional wrestler (1954-2015)

*April 17th, 1954, Saskatoon †July 31st, 2015, Hollywood

37

Medhi Benatia

Moroccan and French footballer

*April 17th, 1987, Courcouronnes

82

David Bradley

British actor

*April 17th, 1942, York

52

Jennifer Garner

American actress

*April 17th, 1972, Houston

32

Jasper Stuyven

Belgian cyclist

*April 17th, 1992, Leuven

50

Victoria Beckham

English businesswoman, fashion designer and singer

*April 17th, 1974, Harlow

43

Chris Thompson

British long-distance runner

*April 17th, 1981, Barrow-in-Furness

78

Maximilian I, Elector of Bavaria

Wittelsbach ruler of Bavaria and prince-elector (Kurfürst) of the Holy Roman Empire

*April 17th, 1573, Munich †September 27th, 1651, Ingolstadt

54

Pascale Arbillot

French actress

*April 17th, 1970, France

78

Thornton Wilder

American playwright and novelist (1897–1975)

*April 17th, 1897, Madison †December 7th, 1975, Hamden

84

Sirimavo Bandaranaike

Prime Minister of Ceylon (later Sri Lanka) from 1960–65, 1970–77, 1994–2000

*April 17th, 1916, Baḷangoḍa †October 10th, 2000, Colombo

63

William Holden

American actor (1918–1981)

*April 17th, 1918, O'Fallon †November 12th, 1981, Santa Monica

83

Lagle Parek

Estonian politician

*April 17th, 1941, Pärnu

59

Rebecca Luker

American actress, singer and recording artist

*April 17th, 1961, Helena †December 23rd, 2020, Manhattan

Same year
Born in 1521

69

Urban VII

Pope

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

31

John Ernest, Duke of Saxe-Coburg

German duke

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

53

Sebastian Ochsenkhun

German composer and luth player

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

72

Xu Wei

Ming Dynasty painter (1521-1593)

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

51

Takeda Shingen

Japanese daimyo of the Sengoku period

*December 1st, 1521, Yogaisan Castle †May 13th, 1573, Ina district

76

Peter Canisius

Dutch, Jesuit priest, Doctor of the Church, Roman Catholic saint

*May 8th, 1521, Nijmegen †December 21st, 1597, Fribourg

48

François de Coligny d'Andelot

French general (1521-1569)

*April 18th, 1521, Châtillon-Coligny †May 27th, 1569, Saintes

32

Thomas Wyatt

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

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

77

Paul von Eitzen

German theologian (1521-1598)

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

55

Simon Musaeus

German theologian

*March 25th, 1521, Vetschau/Spreewald †July 11th, 1576, Mansfeld

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

76

Richard, Count Palatine of Simmern

Count Palatine of Simmern

*July 25th, 1521, Simmern †January 13th, 1598, Ravengiersburg

60

Daniel Brendel von Homburg

Roman Catholic archbishop

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

32

Maurice of Saxony

Duke of Saxony and later Elector of Saxony (1521-1553)

*March 21st, 1521, Freiberg †July 9th, 1553, Sievershausen

64

Johannes Trautenbul

German jurist

*March 25th, 1521, Halberstadt †November 2nd, 1585, Halle (Saale)

59

John II, Duke of Schleswig-Holstein-Haderslev

Duke of Schleswig-Holstein-Haderslev

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

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

78

Jacob Heerbrand

German theologian (1521-1600)

*August 12th, 1521, Giengen an der Brenz †May 22nd, 1600, Tübingen

Birthdays of famous people

Public holidays on April 17th

Fixed holidays (Christian feast day) which are celebrated on April 17th.

Date as a Roman numeral / digit

Leap year

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

Calendar
April 1521