Celebrities Born on January 21
Who was born on January 21?
Famous people born on January 21 include Paul Allen, IShowSpeed, Plácido Domingo. It is day 21 of the year, and everyone born on this date is a Aquarius (Air sign).
Paul Allen
American businessman and philanthropist, co-founder of Microsoft (1953–2018)
IShowSpeed
American influencer, musician and online streamer (born 2005)
Plácido Domingo
Spanish tenor and conductor (born 1941)
Christian Dior
French fashion designer (1905–1957)
Trương Tấn Sang
former president of Vietnam
Geena Davis
American actress (born 1956)
Oscar II of Sweden
King of Sweden from 1872 to 1907 and Norway from 1872 to 1905 (1829–1907)
Marco Asensio
Spanish association football player
Konrad Emil Bloch
German American biochemist (1912–2000)
Stonewall Jackson
general of the Confederate Army in the American Civil War
Kenzo Yokoyama
Japanese association football player and manager
Hakeem Olajuwon
Nigerian-American basketball player
Western Zodiac Sign
People born on January 21 are Aquarius (Air sign, ruled by Uranus).
Full Aquarius guide →Calendar Facts
Day of the year
#21
of 365 (non-leap)
Days until next
87
days from today
Birthday Number 3 — The Creator
The birthday number is the numerology reduction of the day (day 21 → 3). It adds a personal note to the Life Path number.
Creativity · Expression · Joy · Communication — To channel joy into depth. The integrated 3 brings not just sparkle but substance — creative work that actually moves pe…
Full numerology 3 guide →Born on January 21: Personality
People born on January 21 are creative revolutionary, art that changes culture, original expression — Aquarius (Air) energy carried through Birth Day Number 3. For January 21 specifically, Paul Allen shares this birthday, the birthstone is Garnet.
Strengths
- ✓original
- ✓humanitarian
- ✓visionary
- ✓creative communicator
Growth areas
- △detached
- △unpredictable in emotion
Lucky day
Wednesday
Lucky colour
Electric Blue
Birth Day No.
3
Most compatible signs
Birth Day Number 3 comes from the day of the month alone. Your full Life Path number, calculated from your complete birth date, is in the Birthday Blueprint.
January 21 birthday personality FAQ
What is the personality of someone born on January 21?
People born on January 21 are creative revolutionary, art that changes culture, original expression — Aquarius (Air) energy carried through Birth Day Number 3. For January 21 specifically, Paul Allen shares this birthday, the birthstone is Garnet.
What is the Birth Day Number for January 21?
January 21 reduces to Birth Day Number 3 (The Creator). This reflects the day of the month only — your full Life Path number, calculated from your complete birth date, is in the Birthday Blueprint.
Which zodiac signs are most compatible with January 21 (Aquarius)?
As a Aquarius, people born on January 21 are most compatible with Gemini, Libra, Aries, Sagittarius.
What are the lucky day and colour for January 21?
Lucky day: Wednesday. Lucky colour: Electric Blue.
Season
Winter (Northern Hemisphere) — the quietest season, turning inward.
Chinese Zodiac
Your Chinese zodiac animal depends on your birth year, not just the day. Find your Chinese zodiac →
January Birthstone — Garnet
Garnet is the quiet achiever of the gemstone world — deep red, ancient, and almost constantly underestimated. It has been carved into signet rings, stitched into battle armour, set into cathedral windows, and buried with pharaohs. For five thousand years, humanity has found reasons to keep garnet cl…
Full Garnet guide →Is January 21 YOUR birthday?
Read the full January 21 birthday personality — zodiac, numerology, Vedic rashi and nakshatra.
January 21 birthday personalityExplore more