What holiday is on June 18?
Thursday, June 18, 2026: Constitution Day, King's Mother's Birthday, Muharram and 2 more. It's a public holiday in 3 countries.
See June 18 on the world mapConstitution Day
- 🇸🇨 Seychelles Public holiday
King's Mother's Birthday
- 🇰🇭 Cambodia Observance
Muharram
- 🇴🇲 Oman Public holiday
Queen Mother's Birthday
- 🇰🇭 Cambodia Public holiday
Sustainable Gastronomy Day
- 🇺🇸 United States Observance