This is our day guide for Sunday October 3rd 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?

Observances on October 3rd 2021

Mean Girls Day

Mean Girls Day

A day dedicated to the cult movie, Mean Girls.

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National Boyfriend Day

National Boyfriend Day

National Boyfriend Day falls on October 3 and is intended to be a day to celebrate your boyfriend.

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National Techies Day

National Techies Day

Find out the dates, history and traditions of National Techies Day

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Buy British Day

Buy British Day

Find out the dates, history and traditions of Buy British Day

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Grandparents Day

Grandparents Day

A day to celebrate the love and achievements of the older generation.

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Public Holidays on October 3rd 2021

Chinese National Day

Chinese National Day

The People's Republic of China was founded on October 1st 1949 with a ceremony at Tian'anmen Square.

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German Unity Day

German Unity Day

This is Germany's National Day. It marks the reunification of Germany that took place on 3 October 1990

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Iraqi Independence Day

Iraqi Independence Day

Iraq's National Day celebrates and marks the independence of Iraq and the end of the British mandate on October 3rd 1932.

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Oman Public Holiday

Oman Public Holiday

A public holiday has been declared in Oman.

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South Korea National Foundation Day

South Korea National Foundation Day

Foundation Day marks the traditional founding of Korea by Tan-gun in 2333 BC

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