Notable people born on December 31

31 / 12

People born on this day

Henri MatisseFrench artist (1869–1954)Born in 1869 · View source ↗1869

Anthony HopkinsWelsh actor (born 1937)Born in 1937 · View source ↗1937

Val KilmerAmerican actor (1959–2025)Born in 1959 · View source ↗1959

Choose a year · 2026–2035

The Moon and calendar traditions on this date

Choose a year

Calculated for 12:00 UTC on December 31, 2026

Moon phaseLast quarterCalculated for the selected date and year. Phase names are approximate categories, not the exact instant of a new, quarter or full Moon.

Illuminated fraction43 %

Distance to the Moon388,900 kmApproximate geocentric distance, rounded to 100 km.

Chinese zodiac yearHorse · FireBased on the Chinese lunar year, which does not begin on January 1.

Western zodiacCapricornTraditional date range; signs are not a scientific description of personality.

Catholic calendarSt. Sylvester IA commemorated name, not a documented date for a biblical event. Vatican News ↗

Method and calendar: Astronomy Engine · Hong Kong Observatory · Encyclopaedia Britannica

A date to exploreNotable people born on October 18Discover who was born that day Notable figuresNotable people born on October 25Katy Perry and Pablo Picasso An unusual dateNotable people born on February 29Occurs only in leap years