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Evergreen date guide

What is celebrated on April 28?

For 2026, these source-backed observances resolve to Tuesday, April 28. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

12 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.

6 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 April 28

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Topics represented on April 28

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Health, Wellness & Awareness 4Civic, Remembrance & History 2Workplace, Professions & Appreciation 2Food, Drink & Hospitality 1Community, Causes & Advocacy 1Arts, Entertainment & Lifestyle 1Animals, Nature & Environment 1
12 date-resolved records

All observances on this date

Source-backedRule Based Annual

APOL1-Mediated Kidney Disease (AMKD) Awareness Day

Last Tuesday of April (28 April in 2026) · United States / American Kidney Fund-led kidney-disease awareness campaign

The American Kidney Fund provides an AMKD Awareness Day proclamation template that places the observance on the last Tuesday of each April, and its 2026 campaign materials mark 28 April 202…

Source-backedFixed Annual

National Blueberry Pie Day

28 April · United States / blueberry-industry observance

The U.S. Highbush Blueberry Council explicitly states that National Blueberry Pie Day is celebrated on April 28 each year and repeats the date in other campaign materials.

Source-backedFixed Annual

National Day of Mourning

28 April · Canada

The Government of Canada’s 2026 statement marks 28 April as the National Day of Mourning, honoring workers killed, injured or made ill because of work.

Source-backedRule Based Annual

National Parvo Awareness Day

Fourth Tuesday in April (28 April in 2026) · United States / Elanco-founded canine parvovirus awareness campaign

Elanco states that it launched the first National Parvo Awareness Day in 2024 and its campaign material places the observance on the fourth Tuesday in April each year.

Source-backedEdition Specific

Pay It Forward Day

28 April 2026 · International / Pay It Forward Day campaign

The official Pay It Forward Day site identifies Tuesday, 28 April 2026 as the current global campaign date and describes participating activity across many countries.

Source-backedEdition Specific

Poetry & the Creative Mind

28 April 2026 (2026 edition) · Academy of American Poets / annual National Poetry Month benefit event

The Academy of American Poets identifies Poetry & the Creative Mind as an annual event with a history dating to 2003; its official 2026 event page schedules the edition for 28 April 2026. T…

Source-backedFixed Annual

Save The Frogs Day

28 April annually; 28 April 2026 verified · International / SAVE THE FROGS! organizer campaign

SAVE THE FROGS! states that Save The Frogs Day takes place on April 28 every year and documents the 18th annual event on April 28, 2026.

Source-backedRule Based Annual

School Bus Driver Appreciation Day

Fourth Tuesday of April (28 April in 2026) · United States / school-community driver appreciation observance

Current school-government communications and a New York State Assembly member page identify School Bus Driver Appreciation Day as the fourth Tuesday in April; in 2026 that is 28 April.

Source-backedFixed Annual

Workers Memorial Day

28 April · International trade-union commemoration

The International Labour Organization states that 28 April has been associated since 1996 with the international trade union movement’s commemoration of victims of occupational accidents an…

Source-backedEdition Specific

World Day for Safety and Health at Work

28 April 2026 · International Labour Organization / global occupational safety campaign

The ILO identifies 28 April 2026 as the World Day for Safety and Health at Work. The existing page title is retained as a search alias, not the formal ILO name.

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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