Chaiyasiri (Thai: ไชยศิริ) was a ruler of the Singhanavati City-State Kingdom in Thailand, prior to the Sukhothai Period.

Chaiyasiri
King of Singhanavati
Reign1089–?
PredecessorPhrom
HouseSinghanavati
FatherPhrom

Accomplishments

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According to M. de la Loubere, Chaiyasiri is said to have built the city of Pipeli in Phetchaburi Province.

Move to Nakhon Thai

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Chayasiri, along with many of his subjects, moved to Nakhon Thai in Phitsanulok Province in 1088, making Nakhon Thai the capital of the Singhanavati Kingdom for a period of time.

Chaiyasiri
Born:  ? Died:  ?
Regnal titles
Preceded by King of Singhanavati
1089–1107
Kingdom dissolution