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Holidays for Sunday, June 1st, 2025

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Image for Dinosaur Day
Also known as International Dinosaur Day

Observed the third Tuesday in May and annually on June 1st
Image for National Cancer Survivors Day
Also known as NCSD

Observed the first Sunday in June
Image for On This Day in History
Things that happened on this day in years past

Multi-day Events Starting on Sunday, June 1st, 2025

Multi-day Events Continuing on Sunday, June 1st, 2025