Born on May 31
May 31: Gemini Zodiac & Famous People
The zodiac sign for May 31 is Gemini. Famous people born on May 31 include Clint Eastwood, Hiroiki Ariyoshi — 2 notable figures in all, plus this day’s birthstone, birth flower and birthday rarity.
Actor · b. 1930
Comedian · b. 1974
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How many people share the May 31 birthday?
~930 thousand in the U.S., ~22 million worldwide
※ Rough estimate assuming birthdays are evenly distributed (published population figures).
The May 31 birthday profile
Zodiac
Gemini
Birthstone
Emerald
Birth flower
Lily of the Valley
Birth color
Jade
Rarity
#279/366
Weekday
Which day?
💎 Emerald (Luck, Happiness & Hope) · 🌸 Lily of the Valley (Return of Happiness & Purity)
Gemini traits
General traits of the sign May 31 falls under (5/21–6/21) — not a per-day personality or fortune.
Element
Air
Modality
Mutable
Ruling planet
Mercury
Curious, quick-witted and versatile, juggling many interests with ease.
Associated strengths: Adaptable, Witty, Sociable, Curious
May 31's decan: 2nd decan (10°–20°, ~May 31–June 10) — sub-ruler Venus (Libra)
Each sign splits into three 10° decans; the 1st is the sign itself, the 2nd and 3rd are sub-ruled by the same-element signs (a traditional rule; the boundary shifts ±1 day by year).
※ Traditional Western astrology attributes — for cultural interest, not a scientific claim.
What happened on May 31
- World No Tobacco Day — WHO day highlighting the health risks of tobacco.
🎂 Born on May 31?
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