December 22 is marked by several notable observances. In India, some states celebrate National Mathematics Day on this day in honor of the birth anniversary of the legendary mathematician Srinivasa Ramanujan. In certain Christian traditions, it is observed as Forefathers’ Day, a day to remember and honor ancestors. Additionally, the Winter Solstice occurs around December 21–22 in the Northern Hemisphere, marking the shortest day and longest night of the year. These observances highlight a mix of cultural, scientific, and natural significance associated with the day.
Today, 21 Dec, 2025 : National Mathematics Day & World Peace Day



