This is our day guide for Wednesday September 17th 2025 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?
Observances on September 17th 2025
World Patient Safety Day
World Patient Safety Day was established to enhance global understanding of patient safety
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Constitution Day and Citizenship Day
One of the most patriotic holidays, today celebrates both the constitution and citizens of the USA.
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Public Holidays on September 17th 2025
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