This is our day guide for Sunday September 17th 2023 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?
Holidays on September 17th 2023
Angola: National Heroes' Day
Marks the birthday of the national hero Agostinho Netowho was born on this day in 1922.
Israel: Rosh Hashanah
Second day of Rosh Hashanah, the New Year of the Jewish calendarRegional
Switzerland (regional): Swiss Federal Fast
A Swiss government-arranged multi-denominational holiday celebrated by Christians and the Jewish communityObservances on September 17th 2023
USA: Constitution Day and Citizenship Day
One of the most patriotic holidays, today celebrates both the constitution and citizens of the USA.
USA: National Apple Dumpling Day
Find out the dates, history and traditions of National Apple Dumpling Day
Honduras: Teachers Day
Find out the dates, history and traditions of Teachers Day
International: World Patient Safety Day
World Patient Safety Day was established to enhance global understanding of patient safety
Belarus: Day of People's Unity
Find out the dates, history and traditions of the Day of People's Unity in Belarus.
USA: Wife Appreciation Day
A gentle reminder - don't just appreciate your wife on the third Sunday in September!September 16th 2023 | Go to Today | September 18th 2023
| Choose a Day |
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| General Information for September 17th 2023 | |
|---|---|
| There are 3 public holidays today. | |
| Day 260 of 2023 | |
| 105 days left in 2023 | |
| Week 37 of the year | |
| On this Day in History | |
| 1978 - The Camp David Accords are signed by Israel and Egypt. | |
| 1972 - The first episode of the M*A*S*H TV series is aired; the show is going to last 11 years - four years longer than the Korean War that had inspired it. | |
| 1948 - The Nizam of Hyderabad surrenders his sovereignty over the Hyderabad State and joins the Indian Union. | |
| 1631 - Sweden wins a major victory at the Battle of Breitenfeld against the Holy Roman Empire during the Thirty Years' War. |
Office Holidays provides calendars with dates and information on public holidays and bank holidays in key countries around the world.
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