Commemoration of Omar Khayyam
National occasion Strength of evidence: Strong
Honouring Omar Khayyam, mathematician, astronomer and poet of the Rubaiyat.
Commemoration of Omar Khayyam
28 Ordibehesht · Solar Hijri
Upcoming dates
- Dhuʻl-Qiʻdah 20, 1446Sunday May 18, 2025
- Dhuʻl-Hijjah 1, 1447Monday May 18, 2026
- Dhuʻl-Hijjah 12, 1448Tuesday May 18, 2027