The Most Auspicious Order of the Rajamitrabhorn (Thai: เครื่องราชอิสริยาภรณ์อันเป็นมงคลยิ่งราชมิตราภรณ์; RTGS: Khrueang Ratcha-itsariyaphon An Pen Mongkhon Ying Ratchamittraphon) is the highest royal order of Thailand. It was founded on 11 June 1962 by King Bhumibol Adulyadej (Rama IX) to be bestowed upon foreign heads of state. Members of the order are entitled to use the postnominals ร.ม.ภ. Source: Wikipedia (en)