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Holidays for Tuesday, April 1st, 2025

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Image for April Fools' Day
Also known as All Fools' Day

Observed annually on April 1st
Image for Assyrian New Year
Also known as Atiku, Ha b' Nisin, Kha b' Nisan, and Resha d'Sheta

Observed annually on April 1st
Image for National Trombone Players Day
Also known as National Trombone Player's Day

Observed annually on April 1st
Image for SAAM Day of Action
Also known as Sexual Assault Awareness Month Day of Action

Observed the first Tuesday in April
Image for Sorry Charlie Day
Also known as National Sorry Charlie Day

Observed annually on April 1st
Image for St. Stupid's Day
Also known as Saint Stupid's Day, Saint Stupid Day, and St. Stupid Day

Observed annually on April 1st
Image for On This Day in History
Things that happened on this day in years past

Multi-day Events Starting on Tuesday, April 1st, 2025

Multi-day Events Continuing on Tuesday, April 1st, 2025