Founder's Day
Founder's Day is recognized as a holiday in one or more jurisdictions.
September 21, 2026
Monday
Founder's Day Dates
Countries That Observe Founder's Day
Public Holiday Status
Countries represented1
Public holiday1
Bank holiday0
Office holiday0
School holiday0
Status varies by country and year. Of 1 country represented in the available data, 1 has at least one public-holiday record, 0 have a bank-holiday record, 0 have an office-holiday record, and 0 have a school-holiday record.
About Founder's Day
Founder's Day is recognized as a holiday in one or more jurisdictions.
Frequently Asked Questions
When is Founder's Day?
The date can vary by year and country. The date table above shows the records currently available.
Is Founder's Day a public holiday?
Holiday status varies by country. Use the country-specific pages for local public, bank, office and school holiday information.
Which countries observe Founder's Day?
The countries section lists locations with active holiday-date records in this calendar.