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Evergreen date guide

What is celebrated on September 9?

For 2026, these source-backed observances resolve to Wednesday, September 9. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

8 unique authority records

The list is deduplicated at the public entity layer while retaining all research provenance behind each page.

0 stable or rule-calculated

0 fixed annual and 0 reusable rule-based records can be placed without inventing a new date.

0 edition-specific

Edition-specific dates appear only when the requested year matches the verified edition; variable and historical records remain gated.

3 explicit country-scope records

Country scope stays attached to the underlying record instead of being generalized into a worldwide observance.

1 reviewed in-depth guides

These entities add reviewed meaning, history, activities, facts and FAQs without rewriting the authority facts.

Curated global anchors

Major global guides on September 9

See the collection →

A reviewed starting point drawn from prominent global observances with strong institutional or organizer provenance. Selection does not change each record’s official status or scope.

Explore the mix

Topics represented on September 9

All topics →
Civic, Remembrance & History 2Workplace, Professions & Appreciation 1Food, Drink & Hospitality 1Community, Causes & Advocacy 1Health, Wellness & Awareness 1Arts, Entertainment & Lifestyle 1Celebrations & Social 1
8 date-resolved records

All observances on this date

Source-backedFixed Annual

California Admission Day

9 September every year · California commemorative day

California Department of Education / California State Parks

Source-backedFixed Annual

Emergency Services Day (999 Day)

9 September each year · United Kingdom / Emergency Services Day campaign

The official 999 Day site states that Emergency Services Day is held on 9 September each year and describes it as a national day across the UK.

Source-backedFixed Annual

International Box Wine Day

9 September · International / informal wine observance

Wine International Association lists International Box Wine Day on September 9 in its wine-days calendar, while Days Of The Year independently gives the observance a September 9 annual recu…

Source-backedFixed Annual

International FASD Awareness Day

9 September annually; 2026 campaign verified · Global / FASD United awareness campaign

FASD United’s 2026 awareness-month material states that September 9 is International FASD Awareness Day each year and frames it around awareness, understanding, support and systems change.

Source-backedFixed Annual

International Sudoku Day

9 September annually · International puzzle-community observance

Logic Masters India records the World Puzzle Federation’s announcement of 9/9 as International Sudoku Day; an institute under Turkmenistan’s Ministry of Foreign Affairs independently record…

Source-backedFixed Annual

State Independence Day of the Republic of Tajikistan

9 September annually; 2025 presidential observance verified · Tajikistan / national independence observance

The President of Tajikistan’s official site marked 9 September 2025 as the anniversary of State Independence and states that Tajikistan declared independence on that date in 1991.

Source-backedFixed Annual

Wonderful Weirdos Day

9 September · United States / creator-defined informal Wellcat observance

The first-party Wellcat Holidays calendar lists Wonderful Weirdos Day on September 9 and identifies the collection as created by Thomas and Ruth Roy.

How this date is built

This page is assembled from verified fixed dates, reusable recurrence rules, and target-year records whose edition matches 2026. Variable, historical or unresolved records are not silently forced onto this date.

Read the methodology →