June 11 Queen's Birthday Official birthday of Queen Elizabeth II, former Queen of Fiji, still recognized by the chiefs as the Tui Viti, or Paramount Chief of Fiji. Sometime in the first half of the year and based on the Islamic and lunar calendars Eid al-Fitr Muslim festival celebrating after Ramadhan. The public holiday is not on the actual day of celebration due to the unpredictability of the moons appearance that signals the day.