Born on December 21
Your star sign is Sagittarius, your birthstone is Turquoise or Tanzanite or Zircon and you share your birthday with 20 notable people.
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The lore of December 21
- Star sign
- ♐ SagittariusNovember 22 – December 21 · Fire, Mutable · ruled by Jupiter
- Often described as
- optimistic, adventurous, candid
- Birthstone
- Turquoise / Tanzanite / Zircongood fortune, wisdom and success
- Birth flower
- Narcissus / Holly / Poinsettiarespect, hope and good wishes
- Day of the year
- 355th10 days left in the year
- Season
- Winter north · Summer south
- Your birthday falls on
- 2026: Monday · 2027: Tuesday · 2028: Thursday · 2029: Friday · 2030: Saturday
- In Roman numerals
- XXI.XII
December 21 is a cusp date. The sun crosses between signs at a precise moment that moves by up to a day each year, so a birth close to the boundary can belong to either sign.
Famous birthdays on December 21 20
Notable people born on this date. Each links to their profile and their day in history.
- 2006Cooper Flaggturns 20 this year
- 2002Clara Tausonturns 24 this year
- 1997Charlie McAvoyturns 29 this year
- 1997Madelyn Clineturns 29 this year
- 1996Kaitlyn Deverturns 30 this year
- 1996Ben Chilwellturns 30 this year
- 1994Luke Brooksturns 32 this year
- 1992Jamie Oleksiakturns 34 this year
- 1992Ha Ha Clinton-Dixturns 34 this year
- 1991Riccardo Saponaraturns 35 this year
- 1991Otis (wrestler)turns 35 this year
- 1991Nic Maddinsonturns 35 this year
- 1989Mark Ingram IIturns 37 this year
- 1989Tamannaah Bhatiaturns 37 this year
- 1988Danny Duffyturns 38 this year
- 1988Perri Shakes-Draytonturns 38 this year
- 1987Khris Davisturns 39 this year
- 1985Tom Sturridgeturns 41 this year
- 1983Steven Yeunturns 43 this year
- 1983Taylor Teagardenturns 43 this year
Died on December 21
What else happened on December 21
- 20232023 Prague shootingsHistorical event
- 2022Vega CHistorical event
- 2020Great conjunctionHistorical event
- 2018Special Boat ServiceHistorical event
- 2012Maya civilizationHistorical event
- 20122012 phenomenonHistorical event
- 2004Iraq WarHistorical event
- 1999Cubana de Aviación Flight 1216Historical event
- 1999Civil Guard (Spain)Historical event
- 1995BethlehemHistorical event
Questions about December 21 birthdays
What star sign is December 21?
Sagittarius ♐ — November 22 – December 21, a fire sign ruled by Jupiter. This is a cusp date, so a birth close to the boundary can fall either side depending on the year.
What is the birthstone for December 21?
Turquoise or Tanzanite or Zircon, traditionally associated with good fortune, wisdom and success. The birth flower is Narcissus or Holly or Poinsettia.
Who is famous with a December 21 birthday?
Cooper Flagg, born 2006, is one of 20 notable people we list with this birthday.
What day of the year is December 21?
The 355th day, with 10 days left in the year after it.
Is my birth year saved?
No. It is used in your browser to work out your age and appears only in the page address so you can share the result.
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