Born on 20 December: Star Sign, Birthstone and Birthday Facts

October 7, 2026

If your birthday is on 20 December, your star sign is Sagittarius (the Archer, 22 November to 21 December), your birthstone is turquoise and your birth flower is holly and narcissus.

20 December is the 354th day of the year (the 355th in a leap year). In 2026 it falls on a Sunday, and in 2027 on a Monday.

20 December is close to the change of star sign, so some people born today read the neighbouring sign too. The exact cut-off shifts slightly from year to year.

Sagittarius personality traits

Adventurous and optimistic
Loves travel
Funny
Independent
Honest

Birthday gift ideas for 20 December

A travel experience
A scratch-off world map
Luggage tags
Something with turquoise, the December birthstone
A bunch of hollys, the December birth flower

Birthday messages for a 20 December birthday

Happy birthday to my favourite adventurer!
Aim high, Sagittarius. Happy birthday!
Wishing you a year full of new places and big laughs.
Happy 20th of December! Hope your day is as brilliant as you are.

Key things to remember

Pair a star sign card with a small birthstone gift for a personal touch.

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Frequently asked questions

What star sign is 20 December?

Sagittarius (22 November to 21 December).

What is the birthstone for 20 December?

Turquoise, the birthstone for everyone born in December.

What is the birth flower for 20 December?

Holly and narcissus.

What day is 20 December 2026?

Sunday.

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