# Uthong

_King of Ayutthaya, Siam_

Canonical: https://diginpl.com/people/uthong
Last updated: 2026-11-07

> King U-thong or King Ramathibodi I was the founder and first monarch of the Ayutthaya Kingdom, reigning from 1351 to 1369. He is traditionally regarded as a pivotal figure in Thai history for unifying the rival power centers of Lopburi (Lavo) and Suphan Buri (Suphannaphum), establishing a centralized state that would dominate mainland Southeast Asia for over four centuries.

## Quick facts

- **Born:** 1314 ([Wikidata](https://www.wikidata.org/wiki/Q718191#P569))
- **Place of birth:** Suphan Buri ([Wikidata](https://www.wikidata.org/wiki/Q718191#P19))
- **Died:** 1369 ([Wikidata](https://www.wikidata.org/wiki/Q718191#P570))
- **Place of death:** Phra Nakhon Si Ayutthaya ([Wikidata](https://www.wikidata.org/wiki/Q718191#P20))
- **Citizenship:** Thailand ([Wikidata](https://www.wikidata.org/wiki/Q718191#P27))
- **Occupation:** sovereign ([Wikidata](https://www.wikidata.org/wiki/Q718191#P106))
- **Positions held:** King of Thailand (1351–1369); king (1344–1369) ([Wikidata](https://www.wikidata.org/wiki/Q718191#P39))

## Questions

**When was Uthong born?**  
Uthong was born on 1314 in Suphan Buri.

**What positions has Uthong held?**  
Positions held by Uthong include: King of Thailand (1351–1369); king (1344–1369).

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## Sources

- [Wikipedia (English): Uthong](https://en.wikipedia.org/wiki/Uthong) — [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
- [Wikidata item Q718191](https://www.wikidata.org/wiki/Q718191) — [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/)
- [Image: พระบรมราชานุสาวรีย์พระเจ้าอู่ทอง อ.พระนครศรีอยุธยา จ.พระนครศรีอยุธยา.jpg by กสิณธร ราชโอรส (CC BY-SA 4.0)](https://commons.wikimedia.org/wiki/File:%E0%B8%9E%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%A3%E0%B8%A1%E0%B8%A3%E0%B8%B2%E0%B8%8A%E0%B8%B2%E0%B8%99%E0%B8%B8%E0%B8%AA%E0%B8%B2%E0%B8%A7%E0%B8%A3%E0%B8%B5%E0%B8%A2%E0%B9%8C%E0%B8%9E%E0%B8%A3%E0%B8%B0%E0%B9%80%E0%B8%88%E0%B9%89%E0%B8%B2%E0%B8%AD%E0%B8%B9%E0%B9%88%E0%B8%97%E0%B8%AD%E0%B8%87_%E0%B8%AD.%E0%B8%9E%E0%B8%A3%E0%B8%B0%E0%B8%99%E0%B8%84%E0%B8%A3%E0%B8%A8%E0%B8%A3%E0%B8%B5%E0%B8%AD%E0%B8%A2%E0%B8%B8%E0%B8%98%E0%B8%A2%E0%B8%B2_%E0%B8%88.%E0%B8%9E%E0%B8%A3%E0%B8%B0%E0%B8%99%E0%B8%84%E0%B8%A3%E0%B8%A8%E0%B8%A3%E0%B8%B5%E0%B8%AD%E0%B8%A2%E0%B8%B8%E0%B8%98%E0%B8%A2%E0%B8%B2.jpg)

## Licence and attribution

Text from the Wikipedia article Uthong, licensed under CC BY-SA 4.0. This page's text is shared under the same licence. Facts from Wikidata (CC0). Image: พระบรมราชานุสาวรีย์พระเจ้าอู่ทอง อ.พระนครศรีอยุธยา จ.พระนครศรีอยุธยา.jpg — กสิณธร ราชโอรส, CC BY-SA 4.0.

## Cite this page

"Uthong". DigiNepal. Last updated 7 November 2026. https://diginpl.com/people/uthong. Retrieved 14 November 2026.