Source-backedFixed Annual

National Pet Day

Founder Colleen Paige’s current holiday list places National Pet Day on April 11, and the U.S. Census Bureau lists National Pet Day on April 11 in its current April resources.

Date / rule11 April
ScopeUnited States-origin / creator-led pet observance with public-institution recognition
VerificationCreator Plus Government Recognition Verified
PortabilityFixed Annual
Evidence statusSource-backed
Last authority check2026-09-09
Target-year policyReuse Fixed
Next date this engine can safely resolveSunday, April 11, 2027See everything on April 11 →
Authority summary

What is National Pet Day?

Founder Colleen Paige’s current holiday list places National Pet Day on April 11, and the U.S. Census Bureau lists National Pet Day on April 11 in its current April resources.

Date and recurrence

11 April

This authority record treats the observance as a fixed annual date. The same month and day can be reused unless a stronger source changes the rule.

Scope and status

The verified scope stored for this record is United States-origin / creator-led pet observance with public-institution recognition. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.

Classification

Topic and context

Animals, Nature & Environment →
Accuracy controls

What this page does not assume

  • Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
  • Do not treat the title alone as proof of government recognition or public-holiday status.
  • Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Provenance

Sources

Source policy →
  1. Colleen Paige — founder holiday listCreator Site
  2. U.S. Census Bureau — April resourcesNational Government
Reader questions

Frequently asked questions

When is National Pet Day?

11 April The stored recurrence guidance is: 11 April.

Does National Pet Day fall on the same date every year?

The authority record classifies it as fixed annual, so its month and day are reusable unless stronger evidence changes the rule.

Is National Pet Day an official public holiday?

The authority record verifies it within this scope: United States-origin / creator-led pet observance with public-institution recognition. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.

Who established or recognizes National Pet Day?

The stored designation basis is: Founder Colleen Paige’s current holiday list places National Pet Day on April 11, and the U.S. Census Bureau lists National Pet Day on April 11 in its current April resources.. Supporting provenance includes Colleen Paige — founder holiday list. The site does not infer a separate creator or founder unless reviewed evidence establishes one.

Is National Pet Day international or country-specific?

This authority record is country-scoped to United States. Its fuller verified scope is: United States-origin / creator-led pet observance with public-institution recognition.

How is this page verified?

The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-09.

Same date

Other observances on April 11

Date guide →

These records also resolve to April 11, 2027 under the current authority data.

Source-backedFixed Annual

Dog Therapy Appreciation Day

Informal pet/therapy-animal appreciation calendar usage documented by a veterinary institution

The Animal Medical Center repeatedly lists Dog Therapy Appreciation Day on April 11 in annual pet-awareness calendars.

Source-backedFixed Annual

Día de la Batalla de Rivas

Costa Rica / statutory national commemoration

Costa Rica’s Legislative Assembly record for Act 8886 states that April 11 each year, the Day of the Battle of Rivas, is to be enjoyed and commemorated on the date itself.

Source-backedFixed Annual

International Louie Louie Day

Grassroots music/fan observance centered on the song “Louie Louie”

The Louie Louie advocacy/fan community documents International Louie Louie Day and its April 11 tradition, developed through the Louie Louie Advocacy and Music Appreciation Society ecosyste…

Source-backedFixed Annual

Marketing Operations Appreciation Day

Professional/workplace / Zapier-created Marketing Operations Appreciation Day

Zapier’s own 2023 campaign page states that Marketing Operations Appreciation Day is April 11 and describes it as an annual recognition initiative.

Source-backedFixed Annual

National Barbershop Quartet Day

Barbershop Harmony Society / organized barbershop commemoration

The Barbershop Harmony Society says National Barbershop Quartet Day commemorates the birth of the organized barbershop movement on 11 April 1938.

Source-backedFixed Annual

National Cheese Fondue Day

United States / informal food observance repeatedly promoted by The Melting Pot

The Melting Pot’s first-party 2025 material identifies April 11 as National Cheese Fondue Day, continuing a long-running brand celebration.

Explore further

Related observances with useful context

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Related records are selected from shared ontology signals. When a reviewed distinction exists, it is labeled separately so “related” is not mistaken for “the same observance.”