December 21 zodiac sign, birthday facts & famous birthdays
If your birthday is December 21, your zodiac sign is Sagittarius ♐, your birthstone is Turquoise or Tanzanite or Zircon and your birth flower is Narcissus or Holly. You share your birthday with Emmanuel Macron and Benjamin Disraeli.
- Zodiac sign
- ♐ Sagittarius
- Element
- Fire
- Ruling planet
- Jupiter
- Birthstone
- Turquoise, Tanzanite, Zircon
- Birth flower
- Narcissus, Holly
- Day of year
- 355th
- Popularity
- 55th of 366
- Half birthday
- June 21
- Next December 21
- December 21
Days until the next December 21: —
December 21 zodiac: Sagittarius ♐
People born on December 21 fall under Sagittarius, the 9th sign of the zodiac, which covers birthdays from November 22 to December 21. Sagittarius is a mutable fire sign ruled by Jupiter, and its symbol is the archer.
Cusp birthday: December 21 sits on the boundary between Sagittarius and Capricorn. The exact moment the Sun changes signs shifts slightly from year to year, so people born on this date may want to check their birth year and time.
Sagittarius, the Archer, is the zodiac's traveller and philosopher. The sign is linked with adventure, learning and big ideas, and Sagittarians are often pictured as upbeat, curious people who love freedom.
Read more about Sagittarius traits, love and compatibility →
Famous people born on December 21
Well-known people who celebrate their birthday on December 21, ranked by how widely they are covered on Wikipedia.
- Born 1977President of France and Co-Prince of Andorra since 2017
- Born 1804British statesman (1804–1881)
- Born 1942Former General Secretary of the Chinese Communist Party
- Born 1937American actress and activist
- Born 1967Georgian and Ukrainian politician, third President of Georgia (2004–2013) and Governor of Odesa Oblast (2015–2016)
- Born 1917German writer (1917–1985)
- Born 1940American musician (1940–1993)
- Born 1948American actor (born 1948)
- Born 1949President of Burkina Faso from 1983 to 1987
- Born 1918Austrian politician and diplomat (1918–2007)
- Born 1975Belgian politician, former Prime Minister of Belgium, President of the European Council
- Born 1966British-Canadian actor (born 1966)
- Born 1954American former tennis player (born 1954)
- Born 1947Spanish flamenco, classical, jazz guitarist & musician (1947-2014)
- Born 1773British botanist (1773-1858), discoverer of the cell nucleus and of Brownian Motion (1773–1858)
- Born 1969French and American actress, director, screenwriter and singer
- Born 1890American biologist (1890–1967)
- Born 1966President of Kenya since 2022
- Born 1892British writer, journalist, literary critic, and feminist (1892-1983)
- Born 1959American track and field athlete (1959-1998)
- Born 1970Prime Minister at Government of Belgium
- Born 1965American comedian and actor
- Born 1989Indian actress (born 1989)
- Born 1823French entomologist and author (1823-1915)
- Born 1996English association football player (born 1996)
- Born 1979Georgian politician (born 1979)
- Born 1983South Korean-American actor
- Born 1996American actress (born 1996)
- Born 1943Japanese association football player
- Born 1957American stand-up comedian
- Born 1840Ottoman writer (1840-1888)
- Born 1981Italian footballer
- Born 1878Polish logician, mathematician, philosopher, rector of the University of Warsaw (1878–1956)
- Born 1935American film director
- Born 1965German environmentalist and statesperson (born 1965)
- Born 1951English association football player and manager
- Born 1989Senegalese association football player
- Born 1963Indian film actor
- Born 1815French painter (1815-1870)
- Born 1962United States Secretary of the Treasury from 2017 to 2021
December 21 birthstone
Turquoise (sky blue). Turquoise is one of the oldest known gems and is linked with protection, luck and friendship.
Tanzanite (violet blue). Tanzanite, found only in Tanzania, is associated with transformation and insight.
Zircon (blue and many colours). Zircon is linked with wisdom, honour and prosperity.
December 21 birthday facts
- December 21 is the 355th day of the year (356th in leap years), leaving 10 days until the end of the year.
- December 21 is the 55th most common birthday in the U.S., with about 11,727 babies born on an average December 21(5% more than a typical day).
- In the Northern Hemisphere, December 21 birthdays fall in winter. In the Southern Hemisphere they fall in summer.
- Babies born on December 21 were most likely conceived around March 30 of the previous year (about 38 weeks earlier).
- Your half birthday is June 21, six months after December 21.
- December 21 always falls after Chinese New Year, so your Chinese zodiac animal is simply the one for your birth year.
Born on December 21? Get your full report
Add your birth year to see your exact age, the weekday you were born, your Chinese zodiac, generation and life path number.
More December birthdays
Frequently asked questions
What zodiac sign is December 21?
December 21 falls under Sagittarius ♐, which runs from November 22 to December 21. Because December 21 is on the edge of the sign, some astrologers say people born that day are on the Sagittarius–Capricorn cusp.
What is the birthstone for December 21?
The birthstone for December 21 is Turquoise or Tanzanite or Zircon, the December birthstones. The December birth flowers are Narcissus and Holly.
Who are famous people born on December 21?
Famous people born on December 21 include Emmanuel Macron (1977), Benjamin Disraeli (1804), Hu Jintao (1942), Jane Fonda (1937), Mikheil Saakashvili (1967), Heinrich Böll (1917).
How common is a December 21 birthday?
December 21 is the 55th most common birthday out of 366, based on U.S. births from 1994 to 2014, with about 11,727 babies born on an average December 21.
What day of the year is December 21?
December 21 is the 355th day of the year in common years and the 356th day in leap years.