King

Vajiralongkorn 2016–present

Bhumibol Adulyadej 1946–2016 Ananda Mahidol 1935–1946 Prajadhipok 1925–1935 Vajiravudh 1910–1925 Chulalongkorn 1868–1910 Mongkut 1851–1868 Rama III 1824–1851 Rama II 1809–1824 Phutthayotfa Chulalok 1782–1809