Umm al-Qura · Islamic calendar

Hijri ↔ Gregorian Date Converter

Convert dates between the Hijri (Umm al-Qura) and Gregorian calendars. The Umm al-Qura calendar is the official Islamic calendar used in Saudi Arabia.

1 Direction

Gregorian → Hijri Hijri → Gregorian

Gregorian date

Day

Month

Year

How is this calculated?

Conversion uses the Intl islamic-umalqura calendar (the official Saudi system). Day boundaries are based on sunset in Makkah; small ±1 day variance is normal.

Notes

The Umm al-Qura calendar is the official Hijri calendar in Saudi Arabia. JavaScript uses Intl.DateTimeFormat with the islamic-umalqura locale to perform the conversion.
These calculators are for informational purposes only and are not financial, tax, legal, or professional advice. Verify the result with an official source or qualified advisor.