August 21st, 1447

On this page

Born on August 21st, 1447 – Weekday, Age & Zodiac
Age in days, weeks and months
What happened on August 21st?
Birthdays of famous people
Public holidays on August 21st
Date as a Roman numeral / digit
Calendar (August 1447)

Born on August 21st, 1447

Weekday

Saturday

August 21st, 1447 was a Saturday.

Age

576

People born on August 21st, 1447 will turn 577 this year (2024), in exactly 108 days .

Zodiac

♌

Leo (The Lion)

July 23rd, 1447 - August 23rd, 1447

Age in days, weeks and months
Wow, over 210,000 days old!

Why not celebrate an alternative birthday? In 362 days, exactly on May 2nd, 2025, people who were born on August 21st, 1447 will be 211,000 days old!

210,638 Days

30,091 Weeks

6,920 Months

... in seconds, minutes and hours

Seconds

Minutes

Hours

What happened on August 21st?

August 21st, 2015

Passengers on a Thalys train from Amsterdam to Paris confronted and subdued an attacker who attempted a mass shooting.

August 21st, 2013

Syrian civil war: Areas controlled by the Syrian opposition in Ghouta, Damascus, were attacked by rockets (launcher pictured) containing sarin, killing at least 281 people.

August 21st, 1986

A limnic eruption of Lake Nyos in Cameroon released a cloud of carbon dioxide, suffocating 1,746 people and 3,500 livestock.

August 21st, 1963

South Vietnamese special forces loyal to Ngô Đình Nhu, the brother of President Ngô Đình Diệm, raided and vandalised Buddhist pagodas across the country, arresting thousands and leaving hundreds dead.

August 21st, 1945

American physicist Harry Daghlian accidentally dropped a tungsten carbide brick onto a plutonium bomb core, exposing himself to neutron radiation and later becoming the first Manhattan Project fatality due to a criticality accident.

August 21st, 1944

World War II: A combined Canadian–Polish force captured the town of Falaise, France, in the final offensive of the Battle of Normandy.

August 21st, 1942

World War II: The Imperial Japanese Army lost the Battle of the Tenaru, the first of its three major land offensives during the Guadalcanal Campaign.

August 21st, 1911

Leonardo da Vinci's Mona Lisa (pictured) was stolen from the Louvre by museum employee Vincenzo Peruggia and was not recovered until two years later.

August 21st, 1858

The first of seven debates between Abraham Lincoln and Stephen A. Douglas (both pictured), candidates for an Illinois seat in the U.S. Senate, was held in Ottawa, Illinois.

August 21st, 1808

Peninsular War: British–Portuguese forces put an end to the first French invasion of Portugal at the Battle of Vimeiro.

August 21st, 1789

The national colours of Italy first appeared on a tricolour cockade in Genoa.

August 21st, 1717

Austro-Turkish War: Austrian troops under the command of Prince Eugene of Savoy captured the strategically important city of Belgrade from the Ottoman Empire.

August 21st, 1716

Seventh Ottoman–Venetian War: Ottoman forces suddenly abandoned their siege of Corfu, allowing the Republic of Venice to preserve its rule over the Ionian Islands.

August 21st, 1689

Jacobite risings: Jacobite clans clashed with a regiment of Covenanters in the streets of Dunkeld, Scotland.

August 21st, 1689

The Battle of Dunkeld in Scotland.

Birthdays
... of famous people, actors, celebrities and stars on August 21st

Same Day
Who's birthday is on August 21st?

Elīza Tīruma

Latvian luger

*August 21st, 1990, Sigulda

Malynda Hale

Musical artist

*August 21st, 1986, Santa Barbara

Usain Bolt

Jamaican sprinter

*August 21st, 1986, Sherwood Content

Roelof Dednam

Badminton player

*August 21st, 1985, Bloemfontein

Geoffrey Keen

English actor (1916–2005)

*August 21st, 1916, Wallingford †November 3rd, 2005, Northwood

Steve Alten

American writer

*August 21st, 1959, Philadelphia

Stephen Hillenburg

American marine science educator and artist (1961-2018)

*August 21st, 1961, Fort Sill †November 26th, 2018, San Marino

Kim Bruun

Badminton player

*August 21st, 1993, Seoul

Herry Iman Pierngadi

Badminton coach from Indonesia

*August 21st, 1962, Pangkal Pinang City

Kimberley Ashton

Badminton player

*August 21st, 1987, Jersey

Alizée

French singer

*August 21st, 1984, Ajaccio

Robert Lewandowski

Polish association football player

*August 21st, 1988, Leszno, Warsaw West County

Hermann Hammerschmidt

*August 21st, 1887, Cottbus †November 30th, 1944

Sergey Brin

American computer scientist and Internet entrepreneur

*August 21st, 1973, Moscow

Eve Torres

American actress, dancer, model and professional wrestler

*August 21st, 1984, Boston

William IV

King of the United Kingdom of Great Britain and Ireland and of Hanover from 1830 to 1837

*August 21st, 1765, Buckingham Palace †June 20th, 1837, Windsor Castle

Nigel Pearson

English association football player and manager (born 1963)

*August 21st, 1963, Nottingham

Melvin Van Peebles

American filmmaker

*August 21st, 1932, Chicago †September 21st, 2021, Manhattan

Mohammed

King of Morocco since 1999

*August 21st, 1963, Rabat

Clarence Williams III

American actor (1939–2021)

*August 21st, 1939, New York City †June 4th, 2021, Los Angeles

Same year
Born in 1447

Bayezid II

Sultan of the Ottoman Empire, 1481 to 1512

*December 3rd, 1447, Amasya †May 26th, 1512, Istanbul

Chenghua Emperor

9th Emperor of the Ming dynasty (1447-1487)

*December 9th, 1447, Beijing †September 9th, 1487, Beijing

Albert IV, Duke of Bavaria

Duke of Bavaria

*December 15th, 1447, Munich †March 18th, 1508, Munich

Eberhard II, Duke of Württemberg

Duke of Württemberg

*February 1st, 1447, Waiblingen †February 17th, 1504, Burg Lichtenfels

Jean-Louis de Savoie

Roman Catholic clergyman

*February 16th, 1447, Geneva †July 7th, 1482, Turin

Lodovico Lazzarelli

Italian poet

*February 4th, 1447, San Severino Marche †June 23rd, 1500, San Severino Marche

Pietro Riario

Catholic cardinal

*April 21st, 1447, Savona †January 3rd, 1474, Rome

Lucas Watzenrode

Important person of Nicolaus Copernicus life

*October 30th, 1447, Toruń †March 29th, 1512, Toruń

Catherine of Genoa

Italian author and nurse

*April 5th, 1447, Genoa †September 15th, 1510, Genoa

Birthdays of famous people

Public holidays on August 21st

Fixed holidays (Christian Feast Day) which are celebrated on August 21st.

Date as a Roman numeral / digit

XXI.VIII.MCDXLVII

21.8.1447

Legend

M = 1000

CD = 400

XL = 40

X = 10

V = 5

I = 1

Leap year

No: With 365 days 1447 is a normal year and no leap year.

Calendar
August 1447

August 1447

w#	Mo	Tu	We	Th	Fr	Sa	Su
30							1
31	2	3	4	5	6	7	8
32	9	10	11	12	13	14	15
33	16	17	18	19	20	21	22
34	23	24	25	26	27	28	29
35	30	31

Date of birth

Try another date

Your birthday is more than just a day in the calendar!

20. August 1447

July 1447

21. August 1446
21. August 1442
21. August 1437
21. August 1397
21. August 1347
21. August 1247

22. August 1447

September 1447

21. August 1448
21. August 1452
21. August 1457
21. August 1497
21. August 1547
21. August 1647

w#	Mo	Tu	We	Th	Fr	Sa	Su
30							1
31	2	3	4	5	6	7	8
32	9	10	11	12	13	14	15
33	16	17	18	19	20	21	22
34	23	24	25	26	27	28	29
35	30	31

w#	Mo	Tu	We	Th	Fr	Sa	Su
30							1
31	2	3	4	5	6	7	8
32	9	10	11	12	13	14	15
33	16	17	18	19	20	21	22
34	23	24	25	26	27	28	29
35	30	31

August 21st, 1447

Born on August 21st, 1447

Weekday

Saturday

Age

Zodiac

♌

Leo (The Lion)

Age in days, weeks and months Wow, over 210,000 days old!

210,638 Days

30,091 Weeks

6,920 Months

... in seconds, minutes and hours

Seconds

Minutes

Hours

What happened on August 21st?

Passengers on a Thalys train from Amsterdam to Paris confronted and subdued an attacker who attempted a mass shooting.

Syrian civil war: Areas controlled by the Syrian opposition in Ghouta, Damascus, were attacked by rockets (launcher pictured) containing sarin, killing at least 281 people.

A limnic eruption of Lake Nyos in Cameroon released a cloud of carbon dioxide, suffocating 1,746 people and 3,500 livestock.

South Vietnamese special forces loyal to Ngô Đình Nhu, the brother of President Ngô Đình Diệm, raided and vandalised Buddhist pagodas across the country, arresting thousands and leaving hundreds dead.

American physicist Harry Daghlian accidentally dropped a tungsten carbide brick onto a plutonium bomb core, exposing himself to neutron radiation and later becoming the first Manhattan Project fatality due to a criticality accident.

World War II: A combined Canadian–Polish force captured the town of Falaise, France, in the final offensive of the Battle of Normandy.

World War II: The Imperial Japanese Army lost the Battle of the Tenaru, the first of its three major land offensives during the Guadalcanal Campaign.

Leonardo da Vinci's Mona Lisa (pictured) was stolen from the Louvre by museum employee Vincenzo Peruggia and was not recovered until two years later.

The first of seven debates between Abraham Lincoln and Stephen A. Douglas (both pictured), candidates for an Illinois seat in the U.S. Senate, was held in Ottawa, Illinois.

Peninsular War: British–Portuguese forces put an end to the first French invasion of Portugal at the Battle of Vimeiro.

The national colours of Italy first appeared on a tricolour cockade in Genoa.

Austro-Turkish War: Austrian troops under the command of Prince Eugene of Savoy captured the strategically important city of Belgrade from the Ottoman Empire.

Seventh Ottoman–Venetian War: Ottoman forces suddenly abandoned their siege of Corfu, allowing the Republic of Venice to preserve its rule over the Ionian Islands.

Jacobite risings: Jacobite clans clashed with a regiment of Covenanters in the streets of Dunkeld, Scotland.

The Battle of Dunkeld in Scotland.

Birthdays ... of famous people, actors, celebrities and stars on August 21st

Same Day Who's birthday is on August 21st?

Same year Born in 1447

Birthdays of famous people

Public holidays on August 21st

Abraham of Smolensk (Eastern Orthodox Church)

Euprepius of Verona

Maximilian of Antioch

Our Lady of Knock

Pope Pius X

Sidonius Apollinaris

August 21 (Eastern Orthodox liturgics)

Ninoy Aquino Day (Philippines)

Youth Day (Morocco)

World Senior Citizen's Day

Date as a Roman numeral / digit

21.8.1447

Legend

Leap year

Calendar August 1447

August 1447

Date of birth

Try another date

Try another date

Age in days, weeks and months
Wow, over 210,000 days old!

Birthdays
... of famous people, actors, celebrities and stars on August 21st

Same Day
Who's birthday is on August 21st?

Same year
Born in 1447

Calendar
August 1447

w#	Mo	Tu	We	Th	Fr	Sa	Su
30							1
31	2	3	4	5	6	7	8
32	9	10	11	12	13	14	15
33	16	17	18	19	20	21	22
34	23	24	25	26	27	28	29
35	30	31