Evergreen date guide

What is celebrated on May 13?

For 2026, these source-backed observances resolve to Wednesday, May 13. 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.

7 explicit country-scope records

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

0 reviewed in-depth guides

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

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Topics represented on May 13

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Workplace, Professions & Appreciation 6 Food, Drink & Hospitality 2 Civic, Remembrance & History 1 Animals, Nature & Environment 1 Arts, Entertainment & Lifestyle 1

11 date-resolved records

All observances on this date

Source-backedFixed Annual

Children of Fallen Patriots Day

13 May · United States / state and local commemorative recognition

Michigan's governor proclaimed May 13, 2019 as Children of Fallen Patriots Day, and current state/local government calendars continue to recognize May 13.

Source-backedFixed Annual

IEEE Global Engineering Day

13 May · International informal engineering recognition associated with IEEE communities

IEEE community event infrastructure shows observance activity around IEEE Global Engineering Day, while established calendar sources consistently place the named observance on May 13. The e…

Source-backedFixed Annual

National Apple Pie Day

13 May · United States / informal food observance

Independent observance calendars identify May 13 as National Apple Pie Day.

Source-backedFixed Annual

National Frog Jumping Day

13 May · United States / informal literary-history-inspired observance

National Day Calendar lists National Frog Jumping Day on May 13, and the Richmond Public Library independently includes May 13 while noting the Mark Twain frog-jumping literary connection.

Source-backedFixed Annual

National Fruit Cocktail Day

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

Two Association of Nutrition & Foodservice Professionals chapter calendars list National Fruit Cocktail Day on 13 May.

Source-backedRule Based Annual

National Night Shift Workers Day

Second Wednesday in May · United States / informal workplace appreciation observance

Current observance references place National Night Shift Workers Day / National Third Shift Workers Day on the second Wednesday in May.

Source-backedRule Based Annual

National Receptionists Day

Second Wednesday in May (13 May in 2026) · United States / workplace appreciation observance

New York Senate Resolution J5006 describes National Receptionists Day as the second Wednesday in May and records its 1991 creation by the Director of the National Receptionists Association.

Source-backedRule Based Annual

National Third Shift Workers Day

Second Wednesday in May · United States / third-shift worker appreciation observance

UFCW materials identify National Third Shift Workers Day on the second Wednesday in May, with dated examples consistent with the recurrence rule.

Source-backedRule Based Annual

Root Canal Appreciation Day

Second Wednesday in May · United States / informal dental-awareness observance

Multiple observance archives identify the second Wednesday in May recurrence and attribute the 2005 creation to dentist Dr. Chris Kammer; archived press-release references support the creat…

Source-backedFixed Annual

Top Gun Day

13 May · International / unofficial Top Gun fan observance

The dedicated Top Gun Day site explicitly identifies May 13 as Top Gun Day and maintains future-year countdown information for the date.

Source-backedEdition Specific

World FM Day

Annual May observance; date set by IFMA/GlobalFM (13 May in 2026) · global facility-management profession recognition observance

International Facility Management Association (IFMA) and GlobalFM

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.

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