# Si Saowaphak

_King of Ayutthaya_

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

> Si Saowaphak or Sanphet IV was a Thai, short-reigning king of Ayutthaya of the Sukhothai dynasty in 1610/11. Prince Si Saowaphak was the son of King Ekathotsarot and had an elder brother Prince Suthat who was made the Uparaja in 1607 but died before his father. Prince Si Saowaphak, as his father's second son, was expected to be invested the title of Crown Prince. However, Ekathotsarot never appointed him the Uparaja.

## Quick facts

- **Died:** 1611 ([Wikidata](https://www.wikidata.org/wiki/Q889158#P570))
- **Place of death:** Phra Nakhon Si Ayutthaya ([Wikidata](https://www.wikidata.org/wiki/Q889158#P20))
- **Citizenship:** Thailand ([Wikidata](https://www.wikidata.org/wiki/Q889158#P27))
- **Occupation:** sovereign ([Wikidata](https://www.wikidata.org/wiki/Q889158#P106))
- **Positions held:** King of Thailand (1610–1611) ([Wikidata](https://www.wikidata.org/wiki/Q889158#P39))

## Questions

**What positions has Si Saowaphak held?**  
Positions held by Si Saowaphak include: King of Thailand (1610–1611).

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## Sources

- [Wikipedia (English): Si Saowaphak](https://en.wikipedia.org/wiki/Si_Saowaphak) — [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)
- [Wikidata item Q889158](https://www.wikidata.org/wiki/Q889158) — [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/)

## Licence and attribution

Text from the Wikipedia article Si Saowaphak, licensed under CC BY-SA 4.0. This page's text is shared under the same licence. Facts from Wikidata (CC0).

## Cite this page

"Si Saowaphak". DigiNepal. Last updated 7 November 2026. https://diginpl.com/people/si-saowaphak. Retrieved 7 November 2026.