Notable people born on January 23

23 / 01

People born on this day

David HilbertGerman mathematician (1862–1943)Born in 1862 · View source ↗1862

Derek WalcottSaint Lucian–Trinidadian poet and playwright (1930–2017)Born in 1930 · View source ↗1930

Arjen RobbenDutch association football player (born 1984)Born in 1984 · View source ↗1984

Choose a year · 2026–2035

The Moon and calendar traditions on this date

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Calculated for 12:00 UTC on January 23, 2026

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

Illuminated fraction22 %

Distance to the Moon380,000 kmApproximate geocentric distance, rounded to 100 km.

Chinese zodiac yearSnake · WoodBased on the Chinese lunar year, which does not begin on January 1.

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

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

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

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