Date of Birth: 
About Napalai Tansai
- Napalai Tansai (born 20 May 1982 in Chonburi is a Thai windsurfer.
- She has competed at three Olympics, at the 2000, 2008 and 2012 Summer Olympics.
- In 2000, sailing in the Mistral One class, she finished in 19th place.
- The Mistral class was replaced with the RS-X class in which she finished in 20th place in 2008 and 24th place in 2012.
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