August 21 birthdays, facts & history
Everything about being born on August 21, from your sign and birth stone to who shares your birthday.
Zodiac sign
♌︎ Leo
Jul 23 – Aug 22
Birth stone
Peridot
Birth flower
Gladiolus
How common
#55 of 366
by US birth counts
Famous August 21 birthdays
Leonid Andreyev · Russian playwright, author and poet1871
Count Basie · American jazz musician and composer1904
Leonid Hurwicz · Polish-American economist and mathematician1917
Princess Margaret, Countess of Snowdon · British princess1930
John L. Hall · American physicist1934
Wilt Chamberlain · American basketball player1936
Kenny Rogers · American country singer1938
Stephen Hillenburg · American marine science educator and artist1961
Mohammed VI of Morocco · King of Morocco since 19991963
Serj Tankian · Armenian-American rock musician, singer, songwriter and record producer1967
John Carmack · American computer programmer and video game developer1970
Sergey Brin · American billionaire businessman1973
Alicia Witt · American actress and singer-songwriter1975
Alizée · French pop singer1984
Usain Bolt · Jamaican sprinter1986
Paetongtarn Shinawatra · Businesswoman and former Prime Minister of Thailand1986
Robert Lewandowski · Polish association football player1988
Kacey Musgraves · American singer1988
Hayden Panettiere · American actress and singer1989
Bo Burnham · American comedian1990
On this day in history
1993NASA loses contact with the Mars Observer spacecraft.
2000American golfer Tiger Woods wins the 82nd PGA Championship and becomes the first golfer since Ben Hogan in 1953 to win three majors in a calendar year.
2007BioShock was released in North America, becoming a critical success and a demonstration of video games as an art form.
2017A solar eclipse traverses the continental United States.
1942World War II: The Imperial Japanese Army lost the Battle of the Tenaru, the first of its three major land offensives during the Guadalcanal campaign.
1944World War II: A combined Canadian–Polish force captured the town of Falaise, France, in the final offensive of the Battle of Normandy.
1968James Anderson Jr. posthumously receives the first Medal of Honor to be awarded to an African American U.S. Marine.
1986A limnic eruption of Lake Nyos in Cameroon released a cloud of carbon dioxide, suffocating 1,746 people and 3,500 livestock.
Born on August 21? Add your year.
Get your full results: day of the week, moon phase, #1 song and more.