Evergreen date guide

What is celebrated on June 11?

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

Date authority profile

What this date contains

3 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.

0 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.

Reviewed depth

Other in-depth guides on June 11

Source-backedFixed AnnualIn-depth guide

International Day of Play

11 June · United Nations / international observance

A/RES/78/268

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Topics represented on June 11

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Community, Causes & Advocacy 1 Civic, Remembrance & History 1 Food, Drink & Hospitality 1

3 date-resolved records

All observances on this date

Source-backedFixed AnnualIn-depth guide

International Day of Play

11 June · United Nations / international observance

A/RES/78/268

Source-backedFixed Annual

King Kamehameha Day

11 June · Hawaiʻi state holiday and official commemoration

State Foundation on Culture and the Arts, State of Hawaiʻi

Source-backedFixed Annual

National German Chocolate Cake Day

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

ANFP Wisconsin chapter calendar material lists National German Chocolate Cake Day on June 11.

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 →