March 21 zodiac sign: Aries ♈︎
If your birthday is March 21, your sun sign is Aries (Mar 21 – Apr 19) — a fire sign ruled by Mars.
March 21 is on a cusp. It sits near the Pisces–Aries boundary, the "Cusp of Rebirth". The exact sign change shifts by a day in some years, so if you're born here check your birth year and time. Read about the Cusp of Rebirth
Aries: The starter, the spark, the one who goes first. People born on March 21 are traditionally described as bold, pioneering, direct — cardinal fire energy drawn to a challenge, leading the way, spontaneity.
March 21 personality strengths
- courageous
- energetic
- honest
Challenges
- impatient
- impulsive
- combative
Birthstone, colours & lucky numbers
Birthstone: Diamond · Colours: Scarlet, Crimson · Lucky numbers: 1, 9, 19 · Lucky day: Tuesday
Careers that suit Aries
founder, athlete, emergency medicine, sales lead, military or first response