Maha Sura Singhanat

  • Maha Sura Singhanat
  • มหาสุรสิงหนาท
Portrait at Wat Chana Songkhram
Viceroy of Siam
Tenure1782 – 3 November 1803
AppointerPhutthayotfachulalok (Rama I)
PredecessorInthraphithak (as Viceroy of Thonburi)
SuccessorItsarasunthon (later Rama II)
Deputy ViceroyAnurak Devesh
Born(1744-11-01)1 November 1744
Ayutthaya Kingdom
Died3 November 1803(1803-11-03) (aged 59)
Rattanakosin Kingdom
Spouse
  • Princess Sri Anocha
  • Various consorts
Issue43 sons and daughters
DynastyChakri
FatherThongdi
MotherDaoreung
ReligionTheravada Buddhism

Maharurasinghanat, Prince of Front Palace (Thai: สมเด็จพระบวรราชเจ้ามหาสุรสิงหนาท; RTGS: Somdet Phra Boworaratchao Mahasurasinghanat (1 November 1744 – 3 November 1803) was the younger brother of King Rama I, the first monarch of the Chakri dynasty of Siam. As an Ayutthayan general, he fought alongside his brother in various campaigns against Burmese invaders and the local warlords. When his brother crowned himself as the king of Siam at Bangkok in 1781, he was appointed the Front Palace or Maha Uparaj, the title of the heir. During the reign of his brother, he was known for his important role in the campaigns against Bodawpaya of Burma.