Islamic Calendar Gregorian. Know your brith date or special date in the islamic hijri calendar. If you want to convert a gregorian date to a muslim date, you have to subtract 622 from the year and multiply it by 1.03:
In order to use the hijri date converter, follow these steps: With just a few clicks, with the hijri date converter, you can convert dates from hijri to gregorian and gregorian to hijri and sync the hijri dates with the.