If you were born on March 21, your zodiac sign is Aries. Aries runs from March 21 to April 19, making it a fire sign of the cardinal modality, ruled by Mars.
March 21 personality
The bold pioneer who charges first and asks questions later. People born on March 21 tend to carry a quiet depth that takes time to reveal. As the first sign of the zodiac, Aries is all about beginnings, drive and raw energy. Ruled by fiery Mars, the Ram leads with courage, acts on instinct and rarely backs down from a challenge.
March 21 decan: sub-ruled by Mars
March 21 falls in the first decan of Aries, sub-ruled by Mars. That gives your Aries nature extra drive, courage and a competitive edge, setting you a little apart from others born under the same sign.
Is March 21 a cusp?
Because March 21 sits right on the edge of the zodiac, it is a Pisces-Aries cusp birthday: you may recognise traits of both Pisces and Aries in yourself, blending water and fire energy.
Strengths and lessons
At their best, those born on March 21 are courageous, confident, passionate. Your standout gift is your honesty; the lifelong lesson is trusting others.
March 21 love and compatibility
In love, Aries is most naturally compatible with Leo, Sagittarius, Gemini, Aquarius. If your birthday is March 21, you give your heart with real honesty, and you thrive with a partner who matches your depth.
Lucky number: 9. Lucky colours: Red, Scarlet. Lucky day: Tuesday.
FAQ
What zodiac sign is March 21?
If you were born on March 21, your zodiac sign is Aries. Aries runs from March 21 to April 19, making it a fire sign of the cardinal modality, ruled by Mars.
What is the March 21 personality like?
The bold pioneer who charges first and asks questions later. People born on March 21 tend to carry a quiet depth that takes time to reveal. As the first sign of the zodiac, Aries is all about beginnings, drive and raw energy. Ruled by fiery Mars, the Ram leads with courage, acts on instinct and rarely backs down from a challenge. At their best, those born on March 21 are courageous, confident, passionate. Your standout gift is your honesty; the lifelong lesson is trusting others.
Is March 21 a cusp?
Because March 21 sits right on the edge of the zodiac, it is a Pisces-Aries cusp birthday: you may recognise traits of both Pisces and Aries in yourself, blending water and fire energy.
Who is March 21 compatible with?
In love, Aries is most naturally compatible with Leo, Sagittarius, Gemini, Aquarius. If your birthday is March 21, you give your heart with real honesty, and you thrive with a partner who matches your depth.