His Majesty King Maha Vajiralongkorn Phra Vajiraklaochaoyuhua (Rama X) and Her Majesty Queen Suthida Bajrasudhabimalalakshana presided over a royal merit-making ceremony to mark the first anniversary of the passing of Her Majesty Queen Sirikit The Queen Mother on 24 October 2026.

The ceremony took place at 17.21 hr at Dusit Maha Prasat Throne Hall in the Grand Palace. Her Royal Highness Princess Sirivannavari Nariratana Rajakanya also attended the ceremony. Also in attendance were Her Royal Highness Princess Maha Chakri Sirindhorn, Her Royal Highness Princess Chulabhorn Krom Phra Srisavangavadhana, Princess Ubol Ratana, and Thanpuying Sirikitiya Jensen.

Upon arrival at the ceremonial site, Their Majesties the King and Queen laid wreaths in front of the royal urn of the Queen Mother. Ceremonial officials sounded the conch shells, curved trumpets, Western trumpets, oboes, and drums alongside a piphat music ensemble. The royal funeral guard of honor paid respects as the band performed the Royal Anthem.

Their Majesties the King and Queen lit incense and candles in front of the royal urn. Then His Majesty the King lit incense and candles to worship the Buddha image representing the birthday of Her Majesty Queen Sirikit in front of the Nine-tiered Great White Umbrella of State. A group of monks chanted prayers.

The Most Venerable Somdet Phra Maha Ratchmongkhon Muni, the Assistant Abbot of Wat Traimit, administered the precepts and delivered a Dhamma sermon on this occasion.