Mon Rajawongse Sirikit attended kindergarten at the Rajini School in Bangkok and later on went to the Saint Francis Xavier convent school in Bangkok. At the end of World War II, when her father was appointed as Ambassador to France, later on to Denmark and finally as full Ambassador to Great Britain, Mon Rajawongse Sirikit continued her education in those three European countries to finally complete her education at the "Riante Rive boarding school" in Lausanne Switzerland.