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Today is: September 20

COVID-19 Officially the Deadliest Pandemic in US History (2021)

Clean up the World Weekend

Daylight Savings (IR), Ends

POW/MIA Recognition Day, Ntl.

Palestine Writes Festival (US-PA)

Pepperoni Pizza Day, Ntl.

Protect Education from Attack, International Day to

Protect Education from Attack, International Day to

Punch Day, Ntl.

Tradesman Day, Ntl

University Sport, International Day of

University Sport, International Day of

Adopt-a-Less-Adoptable Pet Week

Adult Day Services Week

Adult Education & Family Literacy Week, Ntl.

Auto Show, North American Intl. (US-MI)

Balance Awareness Week, Intl.

Big Beachwatch Weekend (UK)

British Food Fortnight (UK)

Cerebral Palsy Awareness and Protection Week (PH)

Child Passenger Safety Week

Coding Week, Ntl (US/UK)

Constitution Week, Ntl. (1787),

E-commerce Days, Intl. Women's

Eczema Week, Ntl. (UK)

Estuaries Week, Ntl.

European Mobility Week

Farm Animals Awareness Week, Ntl.

Farm Safety & Health Week, Ntl.

Go-Kart Week, Intl.

Guitar Flat-picking Championship and Walnut Valley Festival (US-KS)

Historically Black Colleges & Universities Week, Ntl.

Homeless World Cup (KR)

Image Week, Build a Better

Mitochondrial Disease Awareness Week, Ntl. (US/CA)

Negroni Week, Intl.

Oktoberfest (DE)

Orchid Male Cancer Awareness Week (UK)

Pitru Paksha (H)

Rehabilitation Awareness Celebration, Ntl.

Security Officer Appreciation Week, Ntl. (US/CA)

Stepfamily Week, Ntl.

Surgical Technologists Week

Sustainable Seafood Week, Ntl. (UK/IE)

The Big E (US-MA)

Unmarried & Singles Week, Ntl.

Adhik Ashvina (H)

Alcohol & Drug Addiction Recovery Month, Ntl.

Alzheimer's Month, World

America's Cup (ES)

Animal Pain Awareness Month, Intl.

Arthritis Month (CA)

Asu (S)

Atrial Fibrillation Awareness Month, Ntl.

Attendance Awareness Month

Attention Deficit Hyperactivity Disorder (ADHD) Month

Baby Safety Month

Be Kind to Editors & Writers Month

Beach Month, World

Bear Necessities Month

Better Breakfast Month

Blackpool Illuminations (UK)

Blue September (AU/NZ)

Blueberry Popsicle Month, Ntl.

Bourbon Heritage Month, Ntl.

Brain Aneurysm Awareness Month, Ntl.

Campus Fire Safety Month, Ntl.

Campus Safety Awareness Month, Ntl.

Candle Month, World

Chicken Month, Ntl.

Childhood Cancer Awareness Month, Intl.

Childhood Obesity Awareness Month, Ntl.

Children's Awareness Month

Cholesterol Education Month, Ntl.

Cholesterol, Great American Low-Cholesterol, Low-Fat Pizza Bake.

Civil Service Month (PH)

Classical Music Month

Clean-up Month, Intl.

College Savings Month

Coupon Month, Ntl.

Courtesy Month, Ntl.

Craniofacial Acceptance Month

DNA, Genomics & Stem Cell Education Month, Ntl.

Dementia Awareness Month (AU)

Democracy Month, Ntl.

Dystonia Awareness Month (AU)

Dystonia Awareness Month (CA)

Elul (J)

Fall Hat Month

Fashion Month (Spring/Summer)

Festival of Learning Have a Go Month (UK)

Festival of Learning—Have a Go Month (UK)

Food Hero Month, Be a, Ntl.

Food Safety Education Month, Ntl.

Fruits & Veggies, More Matters Month

Fun Fair Month, World

Gold Out Month, Pediatric Cancer

Gospel Music Heritage Month, Ntl.

Grains Month, Whole

Guide Dog Month, Ntl.

Gynecologic Cancer Awareness Month

Happy, Healthy Cat Month

Head Lice Prevention Month

Healthy Aging Month

Heart Month (IE)

Hispanic Heritage Month

Honey Month

Hunger Action Month (CA)

Hunger Action Month

ITP Awareness Month

Idiopathic Thrombocytopenic Purpura (ITP) Awareness Month

Infant Mortality Awareness Month, Ntl.

Intergeneration Month

Leukemia and Lymphoma Awareness Month

Library Card Sign-Up Month, Ntl.

Life Insurance Awareness Month, Ntl.

Liptember (AU)

Mold Awareness Month

Mushroom Month, Ntl.

National Month (CL)(1810)

Neighbor Month

Newborn Screening Awareness Month

Obesity Awareness Month, Childhood Ntl.

Odd Fellows Friendship Month

Odd Fellows Friendship Month

One-on-One Month

Organic Month, National (CA)

Organic September (UK)

Ovarian Cancer Awareness Month (CA)

Ovarian Cancer Month (US)

PCOS Awareness Month

Pain Awareness Month

Papaya Month, Ntl.

Paralympics (FR)

Passport Month, Ntl.

Peace Consciousness Month, Ntl. (PH)

Peripheral Artery Disease Awareness Month, Ntl.

Pet Insurance Month, Ntl. (US/CA)

Pet Sitter Education Month

Photos Month, Save Your

Piano Month, Ntl.

Pleasure Your Mate Month

Preparedness Month, Ntl. (2001)

Prostate Cancer Awareness Month (US/CA)

Rabi'ul-Awwal (M)

Recovery Month, Ntl.

Reye's Syndrome Awareness Month

Rice Month, Ntl.

Rule of Law Month (PH)

Running of the Balls (US-TN)

STEPtember

Scroll Free September (UK)

Self-Improvement Month

Service Dog Month, Ntl.

Sewing Month, Ntl.

Sexual Health Awareness Month

Shameless Promotion Month

Sickle Cell Month, Ntl.

Skincare Awareness Month, Ntl.

Sourdough September

Speak Out Month, World

Spinal Cord Injury Awareness Month, Ntl.

Sports Eye Safety Month, Ntl.

Square Dancing Month, Intl.

Straw Free September

Subliminal Communication Month

Suicide Prevention Month (US/CA)

Therapy Dog Awareness Month (AU)

Tiger Month, Intl. Save a

Update Your Resume Month

Urology Awareness Month (UK)

Vascular Disease Awareness Month

Wilderness Month, Ntl.

Wine Month Ntl., California (US-CA)

Women's Friendship Month, Intl.

Workforce Development Month, Ntl.

Yoga Awareness Month, Ntl.

Youth Leadership Month, Ntl.

LEEP Calendar

Scroll to explore events active on this date.

No Image found . This Image is about the event Third International Decade Poverty Eradication: 2018 - 2027. Click on the event name to see the event detail.

No Image found . This Image is about the event Adult Day Services Week: September 15-21. Click on the event name to see the event detail.

No Image found . This Image is about the event University Sport, International Day of: September 20. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Intuition & Realized Dreams: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Prayer (C): December 24, 2023- December 23, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Herb of the Year, Yarrow Achillea: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade on Ecosystem Restoration: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Dragon, 4722: February 10 - January 28, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event African, Intl. Decade for People of African Descent: 2015- 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Years (S) 556: March 14, 2024-March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Lily: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Orchid Male Cancer Awareness Week (UK): September 16-22. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Squash: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event POW/MIA Recognition Day, Ntl.: September 20. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Sustainable Seafood Week, Ntl. (UK/IE): September 20-27 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event African, Intl. Decade for People of African Descent: 2015- 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Jewish Year 5785 (J): October 3, 2024 - September 22, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Nutrition, Intl. Decade for Action: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Mission (C): July 17, 2024 - July 16, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event E-commerce Days, Intl. Women's: September 15-21. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Rabbit, 4721: January 22 - February 9. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Salad, Intl.: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Earth in Time: 2020 - 2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Panchanga 2081: March 26, 2024 - March 14, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Buddhist Year (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Dragon, 4722: February 10 - January 28, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Angelonia: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Water for Sustainable Development, Intl. Decade: 2018 - 2028. Click on the event name to see the event detail.

No Image found . This Image is about the event University Sport, International Day of: September 20. Click on the event name to see the event detail.

No Image found . This Image is about the event Africa, 3rd Decade of Industrial Development: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Jubilee (C): December 24, 2024 - December 24, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Child Passenger Safety Week: September 15-21 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade of Healthy Ageing: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event European Year of Cycling: 2024 . Click on the event name to see the event detail.

No Image found . This Image is about the event Africa, 3rd Decade of Industrial Development: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event British Food Fortnight (UK): September 20 - October 6. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 555 (S): March 14, 2023- March 13, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event African Year of Education: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Nelson Mandela Decade of Peace: 2019-2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Big Year of Heliophysics: October 2023 - September 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 556 (S): March 14, 2024- March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Islamic Year 1445 (M): July 18, 2023 - July 7, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Buddleia: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Leap Year: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event United Nations Decade for Sustainable Energy for All: 2014 - 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Hosta: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event 2024 Décor Colors of the Year. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2150: February 21, 2023 - February 9, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Homeless World Cup (KR): September 21-28. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event America's Presidential Election Year: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Rabbit, 4721: January 22 - February 9. Click on the event name to see the event detail.

No Image found . This Image is about the event Oktoberfest (DE): September 21 – October 6. Click on the event name to see the event detail.

No Image found . This Image is about the event Indigenous Languages, Intl. Decade of: 2022 -2032. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of Parish Revival (C): June 11, 2023 - June 2, 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Family, IYF+30, Intl.: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Islamic Year 1446 (M): July 7, 2024-June 25, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Energy, Decade for Sustainable Energy for All: 2014 - 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Losar (B) 2151: February 10 - February 27, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event International Decade for Ocean Science for Sustainable Development: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Poverty Eradication, 3rd Intl. Decade: 2018 - 2027. Click on the event name to see the event detail.

No Image found . This Image is about the event Adopt-a-Less-Adoptable Pet Week: September 15-21. Click on the event name to see the event detail.

No Image found . This Image is about the event Pantone Color of the Year: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Adult Education & Family Literacy Week, Ntl.: September 15-21. Click on the event name to see the event detail.

No Image found . This Image is about the event Space—Year of the 2nd Race for the Moon: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Decade of Family Farming, Intl.: 2019-2028. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the Sunflower, Intl.: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Second UN Decade for Action on Road Safety: 2021-2030. Click on the event name to see the event detail.

No Image found . This Image is about the event Year of the African Violet: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event European Year of Skills: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event La Niña: October - June. Click on the event name to see the event detail.

No Image found . This Image is about the event Nanakshahi Year 556 (S): March 14, 2024- March 13, 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Chinese Year of the Rabbit, 4721: January 22 - February 9. Click on the event name to see the event detail.

No Image found . This Image is about the event Food—International Year of Camelids: 2024. Click on the event name to see the event detail.

No Image found . This Image is about the event Nutrition, Intl. Decade for Action: 2016- 2025. Click on the event name to see the event detail.

No Image found . This Image is about the event Negroni Week, Intl.: September 16 - 22 (est). Click on the event name to see the event detail.

No Image found . This Image is about the event Jewish Year 5784 (J): September 16, 2023 - October 2, 2024. Click on the event name to see the event detail.

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About the International Day of Mathematics

Worldwide

EVENT NAME:

Mathematics Day, Intl. Day of (1879)

EVENT CATEGORIES:

Anniversaries , Science & Math
Education , United States

Dates Active:

Begins: Mar 14, 2024
Ends: Mar 14, 2024

INFORMATION URL:

https://en.unesco.org/commemorations/mathematics

EVENT ADDRESS:

SOCIAL MEDIA LINKS:

https://www.facebook.com/unitednations http://twitter.com/un http://www.youtube.com/unitednations

RESERVE TICKETS:

DESCRIPTION:

Declared annually by UNESCO since 2019, March 14 is recognized and celebrated as the International Day of Mathematics. There are two reasons for this. The numerical representation of Pi is 3:14, and today is the birth anniversary of physicist and creator of the Theory of Relativity, Albert Einstein, on March 14, 1879. The day brings to light the importance of math in solving many of the planet’s challenges, from climate change to artificial intelligence.

VIDEOS

Currently, this event does not have supporting videos.

SUPPORTING DOCUMENTS

Currently, this event does not have supporting documents.

ADDITIONAL IMAGES

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EVENT CHAMPION

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LAST UPDATED:

Dec 17, 2023

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EVENT MANAGER:

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