Islamic Calendar (also known as the Lunar or Hijri calendar) for religious events and observances.
The months in order are follows: Muharram, Safar, Rabi-Al-Awaal, Rabi-Al-Thani, Jumada-Al-Awwal, Jumada-Al-Thani, Rajab, Shabaan, Ramadan, Shawwal, Dhul Qadah and Dhul Hijjah.
Please note that these dates are dependent on the moon sighting