XllenTech English Islamic Calendar

Islamic as well as English month names are customizable. You need to update number of days of the Islamic month only if the number of days for the month is different than the default shown in the calendar.

The plugin comes with first islamic date for the current english month, if it doesn’t match with your area islamic date, you can change it from settings page. Create a support ticket for guidance, if you need further help. After that, This plugin calculates and keeps record of islamic dates of all the following months lifetime.

In addition to the calendar widget, this plugin also adds widget to show today’s english date and islamic date. See Screnshots on wordpress plugin page