The names of the 12 months that comprise the Islamic year are:
1. | Muharram | 7. | Rajab | |
2. | Safar | 8. | Sha'ban | |
3. | Rabi' al-awwal (Rabi' I) | 9. | Ramadan | |
4. | Rabi' al-thani (Rabi' II) | 10. | Shawwal | |
5. | Jumada al-awwal (Jumada I) | 11. | Dhu al-Qi'dah | |
6. | Jumada al-thani (Jumada II) | 12. | Dhu al-Hijjah |
Very detailed information about calendar systems is found in the article Frequently Asked Questions about Calendars (off site).
Calender conversions: