Suphannaphum dynasty

Borommatrailokkanat (, , ) or Trailok (1431–1488) was the king of the Ayutthaya Kingdom from 1448 to 1488. He was one of many monarchs who gained the epithet King of White Elephants (, ). He was the first Thai king to possess a "noble" or white elephant, which, according to Buddhist belief, was a "glorious and happy sign". His reign was also known for massive reforms of Thai bureaucracy and a successful campaign against the Lan Na Kingdom to the north. He was revered as one of the greatest monarchs of Thailand.

monarch of Ayutthaya

King of Sukhothai then King of Ayutthaya

Suriyothai (, , ; ) was a royal queen consort during the 16th century Ayutthaya period of Siam (now Thailand). She is famous for having given up her life in the defense of her husband, King Maha Chakkraphat, in a battle during the Burmese–Siamese War (1547–1549).

Ruler of Ayutthaya

King of Ayutthaya

King of Ayutthaya kingdom

Mahinthrathirat (, , ; 1539–1569) was King of Ayutthaya from 1564 to 1568 and again in 1569. He ruled his first reign as a vassal of Toungoo Burma before restoring his father in 1568 as the sovereign king. He became king again in 1569 after his father's death during the Third Siege of Ayutthaya by Toungoo forces. Mahinthrathirat was the last monarch of the Suphannaphum Dynasty as the kingdom fell to the Burmese in 1569. Mahinthrathirat was known for his efforts to counter Burmese and Phitsanulok power by seeking alliance with Setthathirath of Lan Xang.

Ratsadathirat (, ) was the twelfth king of Ayutthaya, an ancient kingdom in Thailand. He was a son of Borommarachathirat IV and succeeded his father to the throne of Ayutthaya at the age of five in 895 LE (2076 BE, 1533/34 CE). The following year, after having been on the throne for five months, he was put to death by his relative, Chairachathirat, who then assumed the kingship.

Thai king

Yotfa () or Kaeofa () was the 14th Ayutthayan king from the Suphannaphum Dynasty (c. 1536 – 10 June 1548)

Worawongsathirat (, ) was a usurper in the Ayutthaya Kingdom, ruling for only 42 days in 1548 before being assassinated. Siamese chronicles relate that Worawongsathirat attainted the crown — his kingship is not accepted by most traditional historians.

Chairachathirat (, ), or Chai was from 1534 to 1546 the King of Ayutthaya, an ancient kingdom in Thailand. His reign was notable for the increasing presence of Portuguese traders, soldiers, and the introduction of firearms and other modern military technologies to Siam. thumb|Ayutthaya during Chairacha's reign Chairachathirat ascended the throne following the short reign of King Ratsadathirat, and ruled during a period of internal consolidation and growing foreign contact. His court maintained relations with the Lan Xang and Lanna kingdoms, while also contending with Burmese incursions from To

King of Ayutthaya Kingdom

King of Ayutthaya