On October 25, 2025, the Royal Household Bureau issued an official statement announcing that Her Majesty Queen Sirikit, The Queen Mother, passed away on October 24, 2025, at 9:21 p.m. at King Chulalongkorn Memorial Hospital, Thai Red Cross Society, due to a bloodstream infection.
The statement detailed that Her Majesty had been under continuous medical care at King Chulalongkorn Memorial Hospital since September 7, 2019, where a team of royal physicians had been monitoring various health conditions. Throughout her stay, Her Majesty faced several health complications, prompting ongoing medical treatment.
Since October 17, 2025, Her Majesty had suffered from a bloodstream infection. Despite the doctors’ best efforts, her condition gradually deteriorated. On Friday, October 24, 2025, at 9:21 p.m., Her Majesty peacefully passed away at King Chulalongkorn Memorial Hospital at the age of 93.
His Majesty the King has graciously commanded the Royal Household Bureau to arrange the royal funeral with the highest honors according to royal tradition. The royal remains will be enshrined at Dusit Maha Prasat Throne Hall in the Grand Palace.
His Majesty has also decreed that members of the royal family and officials of the Royal Court shall observe a mourning period of one year, starting from the date of Her Majesty’s passing.
Royal Household Bureau
October 24, 2025