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Evergreen date guide

What is celebrated on October 27?

For 2026, these source-backed observances resolve to Tuesday, October 27. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

7 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.

4 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 October 27

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Topics represented on October 27

All topics →
Workplace, Professions & Appreciation 2Civic, Remembrance & History 1Food, Drink & Hospitality 1Animals, Nature & Environment 1Community, Causes & Advocacy 1Arts, Entertainment & Lifestyle 1
7 date-resolved records

All observances on this date

Source-backedFixed Annual

Cranky Co-Workers Day

27 October · United States / creator-defined informal Wellcat workplace observance

The first-party Wellcat Holidays calendar lists Cranky Co-Workers Day on October 27 and identifies the collection as created by Thomas and Ruth Roy.

Source-backedEdition Specific

Independence Day

27 October 2026; government holiday calendar verified · Saint Vincent and the Grenadines / national holiday

The Government of Saint Vincent and the Grenadines Statistical Office calendar lists Independence Day on 27 October 2026 and notes closure for the national holiday.

Source-backedFixed Annual

National American Beer Day

27 October · United States / informal beer observance documented by current observance registries and recurring public usage

National Day Calendar and National Today both place National American Beer Day on October 27 as an annual U.S. observance.

Source-backedFixed Annual

National Black Cat Day

27 October annually · United Kingdom / Cats Protection adoption-awareness campaign

Cats Protection states National Black Cat Day is held each year on October 27 and that it created the campaign in 2011.

Source-backedFixed Annual

National Mentoring Day®

27 October each year · Mentoring across sectors / organizer-led international participation

The National Mentoring Day organization states that the observance takes place each year on October 27 and exists to celebrate, connect, educate and support mentors, mentees and mentoring i…

Source-backedFixed Annual

World Occupational Therapy Day

27 October · Organizer-backed international observance

World Federation of Occupational Therapists (WFOT)

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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