This is our day guide for Sunday October 31st 2021 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 October 31st 2021
International: Reformation Day
Celebrated on October 31st, but moved to the preceding Friday if it falls on a Tuesday, or to the following Friday if it falls on a WednesdayRegional
India (regional): Sardar Patel's Birthday
Vallabhbhai Jhaverbhai Patel, popularly known as Sardar Patel, was the first Deputy Prime Minister of IndiaNot a Public Holiday
International: Halloween
Ireland is believed to be the birthplace of the Halloween festival.October 30th 2021 | Go to Today | November 1st 2021
| Choose a Day |
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| General Information for October 31st 2021 | |
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| There are 3 public holidays today. | |
| Day 304 of 2021 | |
| 61 days left in 2021 | |
| Week 43 of the year | |
| On this Day in History | |
| 1999 – EgyptAir Flight 990 crashes into the Atlantic Ocean killing all 217 people on board. | |
| 1968 - President Johnson announces a complete halt of US bombing of North Vietnam. | |
| 1892 - Arthur Conan Doyle publishes The Adventures of Sherlock Holmes. | |
| 1517 - Protestant Reformation: Martin Luther posts his 95 theses on the door of the Castle Church in Wittenberg. |
Office Holidays provides calendars with dates and information on public holidays and bank holidays in key countries around the world.
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