Day Guide for Friday August 11th 2023 What are the holidays on August 11th 2023?

This is our day guide for Friday August 11th 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 August 11th 2023

Anguilla: Constitution Day

Last day of the Carnival is celebrated as Constitution Day even though Anguilla's constitution took effect on 1 April 1982

Chad: Independence Day

On 11 August 1960, Chad gained its independence from France

Ecuador: Independence Day

Marks Quito's declaration of independence from Spain in 1809

Japan: Mountain Day

A new holiday since 2016, celebrating the nation's mountains. Mountain Day is intended is to provide “opportunities to get familiar with mountains and appreciate blessings from mountains".

Observances on August 11th 2023

USA: National Presidential Joke Day

This day remembers the infamous joke that President Reagan made when he thought a radio broadcast wasn't being recorded.

USA: National Raspberry Bombe Day

August is a great time to make this refreshing dessert with ripe raspberries.

United Kingdom: National Bakewell Tart Day

A Bakewell Tart is small cake, covered with a top layer of icing and a single central half-cherry.

USA: Hip Hop Celebration Day

Find out the dates, history and traditions of Hip Hop Celebration Day.

International: World Steelpan Day

In 2023, the UN adopted a draft resolution for August 11 to be declared World Steelpan Day and be annually observed on the UN's calendar.

USA: Health Center Staff Appreciation Day

This week, we recognize health center staff and the important role health centers play in our communities.

August 10th 2023 | Go to Today | August 12th 2023

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General Information for August 11th 2023
There are 4 public holidays today.
Day 223 of 2023
142 days left in 2023
Week 32 of the year
On this Day in History
1942 - Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
1920 - The Latvian–Soviet Peace Treaty, which relinquished Russia's authority and pretenses to Latvia, is signed, ending the Latvian War of Independence.
1858 - The Eiger in the Bernese Alps is ascended for the first time by Charles Barrington accompanied by Christian Almer and Peter Bohren.
1473 - The Battle of Otlukbeli: Mehmed the Conqueror of the Ottoman Empire decisively defeats Uzun Hassan of Aq Qoyunlu.