On 29th July 1969 Prince of Songkla University was granted the Royal permission to use its present emblem which is a modification of the personal emblem of HRH Prince Mahidol the Royal Father of His Majesty the King. Prince of Songkla University emblem is composed of the Royal Coat of Arms of Thailand placed under the great crown of victory (Phra Maha Phichi Mongkut) and above the intertwined two Thai letters " ม.อ.". The intertwined letters is circumscribed by a partial circle of the blue ribbon bearing the inscription “มหาวิทยาลัยสงขลานครินทร์” which is the name of the university in Thai.