<page_title> List of monarchs of Thailand </page_title> <section_title> Prasat Thong dynasty (1629–1688) </section_title> <table> <cell> 27 <col_header> No. </col_header> </cell> <cell> Somdet Phra Narai the Great (Ramathibodi III) <col_header> Name </col_header> </cell> </table>
King Narai the Great or Ramathibodi III was the 27th and the last monarch of the Prasat Thong dynasty.