About HolidayFYI

HolidayFYI is a comprehensive world holidays encyclopedia covering public holidays, observances, and cultural celebrations for 250+ countries. We provide accurate dates, historical context, traditions, and countdown tools.

Our data is sourced from official government calendars and verified holiday databases. Holiday dates are computed using established algorithms for both fixed and moveable holidays across multiple calendar systems.

All content is available in 15 languages and is completely free to use.

What We Cover

• Public holidays and bank holidays
• Religious observances and celebrations
• Cultural and seasonal celebrations
• UN international days and observances
• National days and commemorations

Contact

Have a question or suggestion? Reach us at [email protected].