The National Artist of Thailand in Fine Art of the year 1999s.
Prayat was born in 1934, Singburi. Received B.F.A. (Painting), Silpakorn University, Bangkok and Dip. (Decorazione), L'Accademia di Belle Art, Rome, Italy. Given several honors including, Accademico Onorario Classe Incisione, L'Accademia Fiorentina Delle Arti Del Disegno, Italy and Accredited "Great Artist" (Graphic Arts) by the Committee of the National Exhibition of Art. Prayat has exhibited widely in Asia and Europe.