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Evergreen date guide

What is celebrated on September 20?

See the observances and verified observance-history milestones attached to September 20. Each observance keeps its own source and date details.

Verified history

On this date in observance history

Today in history →

Selected observance milestones connected to this date, based on reviewed sources.

2024
First observance

World Cleanup Day

UN-Habitat identifies the 2024 event as the inaugural World Cleanup Day under the UN observance.

2018
Institutional decision

National Fried Rice Day

Benihana says it established National Fried Rice Day on September 20, 2018; no separate earlier internal adoption date is asserted.

1993
Institutional decision

International Day of Families

Exact action/adoption date of the establishing instrument in the reviewed institutional/legal source.

About this date

What this date contains

8 observances

Each observance is shown once in this view, with its own source and scope details available on the guide page.

0 repeat predictably

0 use a fixed annual date and 0 follow a reusable calendar rule.

0 are edition-specific

These dates are shown only for the year or edition that has been confirmed.

5 have a country-specific scope

Country-specific observances are not presented as worldwide events.

8 have in-depth guides

These pages include reviewed meaning, history, activities, facts and FAQs.

Reviewed depth

Other in-depth guides on September 20

Source-backedFixed AnnualIn-depth guide

National Care for Kids Day®

20 September · United States / Care for Kids and Designetics Cares-created child-support observance

Designetics says it spearheaded the effort that created National Care for Kids Day for annual September 20 observance; current Care for Kids first-party material says the day was founded in…

Source-backedFixed AnnualIn-depth guide

National Crime and Intelligence Analyst Appreciation Day

20 September · United States / crime and intelligence analyst professional recognition created by FCIAA

The Florida Crime & Intelligence Analyst Association states that it created NCIAAD in 2021 and promotes the sixth annual observance on September 20, 2026; IALEIA also recognizes the day.

Source-backedFixed AnnualIn-depth guide

National Fried Rice Day

20 September · United States / Benihana-created food observance

Benihana declared September 20 the first annual National Fried Rice Day in 2018 and has continued to associate the observance with that date.

Source-backedFixed AnnualIn-depth guide

National String Cheese Day

20 September · United States / Galbani Cheese-founded informal food observance registered through National Day Calendar

National Day Calendar’s proclamation record identifies Galbani Cheese as the 2017 founder and establishes September 20 as the annual observance date.

Source-backedFixed AnnualIn-depth guide

NFT Day / International NFT Day

20 September annually · Web3 industry / 2022 Dapper Labs and partner-consortium campaign

Dapper Labs, Flow and an industry consortium launched the first official NFT Day for September 20, 2022. The date commemorates an original non-fungible-token standard draft dated September…

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Topics represented on September 20

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Arts, Entertainment & Lifestyle 2Community, Causes & Advocacy 2Food, Drink & Hospitality 2Workplace, Professions & Appreciation 1Animals, Nature & Environment 1
8 observances

All observances on this date

Source-backedFixed AnnualIn-depth guide

National Care for Kids Day®

20 September · United States / Care for Kids and Designetics Cares-created child-support observance

Designetics says it spearheaded the effort that created National Care for Kids Day for annual September 20 observance; current Care for Kids first-party material says the day was founded in…

Source-backedFixed AnnualIn-depth guide

National Crime and Intelligence Analyst Appreciation Day

20 September · United States / crime and intelligence analyst professional recognition created by FCIAA

The Florida Crime & Intelligence Analyst Association states that it created NCIAAD in 2021 and promotes the sixth annual observance on September 20, 2026; IALEIA also recognizes the day.

Source-backedFixed AnnualIn-depth guide

National Fried Rice Day

20 September · United States / Benihana-created food observance

Benihana declared September 20 the first annual National Fried Rice Day in 2018 and has continued to associate the observance with that date.

Source-backedFixed AnnualIn-depth guide

National String Cheese Day

20 September · United States / Galbani Cheese-founded informal food observance registered through National Day Calendar

National Day Calendar’s proclamation record identifies Galbani Cheese as the 2017 founder and establishes September 20 as the annual observance date.

Source-backedFixed AnnualIn-depth guide

NFT Day / International NFT Day

20 September annually · Web3 industry / 2022 Dapper Labs and partner-consortium campaign

Dapper Labs, Flow and an industry consortium launched the first official NFT Day for September 20, 2022. The date commemorates an original non-fungible-token standard draft dated September…

Source-backedFixed AnnualIn-depth guide

Weltkindertag (World Children’s Day in Germany)

20 September · Germany / World Children’s Day; statutory public holiday in Thuringia, not nationwide

UNICEF Germany states that Weltkindertag is observed every September 20; it has been a statutory public holiday in Thuringia since 2019.

Source-backedFixed AnnualIn-depth guide

World Cleanup Day

20 September · United Nations / international observance

A/RES/78/122

How dates are selected

This page combines fixed annual dates, reusable calendar rules and year-specific dates confirmed for 2026. Variable or historical dates are included only when they are clearly supported.

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