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Evergreen date guide

What is celebrated on February 11?

For 2026, these source-backed observances resolve to Wednesday, February 11. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

11 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.

5 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 February 11

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 February 11

All topics →
Workplace, Professions & Appreciation 3Community, Causes & Advocacy 2Civic, Remembrance & History 2Health, Wellness & Awareness 1Relationships & Family 1Food, Drink & Hospitality 1Faith, Tradition & Spirituality 1
11 date-resolved records

All observances on this date

Source-backedFixed Annual

112 Day

11 February · Finland / 112 emergency-number safety-awareness observance, aligned with European 112 awareness

The Finnish Government states that 112 Day is observed every year on 11 February to raise awareness about safety and correct use of the emergency number.

Source-backedFixed Annual

National Foundation Day

11 February · Japan national public holiday

Prime Minister’s Office of Japan

Source-backedFixed Annual

National Inventors’ Day

11 February each year · United States / inventor recognition

The U.S. Census Bureau identifies 11 February as National Inventors’ Day and references the presidential proclamation establishing the observance

Source-backedFixed Annual

National Make a Friend Day

11 February · United States / informal friendship observance

National Today and Days Of The Year independently place National Make a Friend Day on February 11 each year.

Source-backedEdition Specific

National Youth Day

11 February 2026; 60th edition · Cameroon / national youth commemoration

Cameroon’s state broadcaster publishes the President’s message for the 60th edition of National Youth Day in February 2026, while the official youth-event platform identifies 11 February as…

Source-backedEdition Specific

Oglethorpe Day

11 February in 2026; annual university tradition held in February · Oglethorpe University / university community

Oglethorpe University describes Oglethorpe Day as an annual tradition honoring the university's namesake, James Edward Oglethorpe

Source-backedFixed Annual

Peppermint Patty Day

11 February · Informal food-calendar usage documented by Association of Nutrition & Foodservice Professionals chapter material

Two Association of Nutrition & Foodservice Professionals chapter calendars list Peppermint Patty Day on 11 February.

Source-backedFixed Annual

Victory of the Islamic Revolution in Iran

11 February · Iran

Australia’s Department of Foreign Affairs and Trade current National Days protocol register lists Iran — Victory of the Islamic Revolution in Iran on 11 February. The source verifies the di…

Source-backedFixed Annual

White Shirt Day

11 February annually in UAW tradition · United Auto Workers labor-history remembrance tied to the end of the Flint Sit-Down Strike

UAW sources describe White Shirt Day as an annual 11 February remembrance of the Flint Sit-Down Strike victory and worker dignity.

Source-backedFixed Annual

World Day of the Sick

11 February · Catholic observance focused on people who are ill and those who care for them

Holy See; instituted by Pope John Paul II in 1992

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 →