Nat Puvanai
Nat was the son of Police Colonel Siri Kochahiran, former Governor of Yala Province. He completed his secondary education at Santi Rat Bamrung School (later renamed Santi Rat Wittayalai School) and studied Political Science and Public Administration at San Sebastián-Recoletas College in Manila, Philippines. He then served in the Department of Local Administration and Ministry of Interior, holding the position of District Clerk. Nat simultaneously acted in films and television, starting with the charity drama "Goodbye Nan Chao" on Channel 7 and the film "Mae Sri Phrai" with Petchara Chaowarat. He continued to appear in numerous films and television series, playing leading, supporting, and minor roles. After leaving the entertainment industry, he served in the civil service until his retirement in 2006 as Deputy Governor of Prachuap Khiri Khan Province. In 2007, he ran for Member of Parliament for Chaiyaphum Province, Constituency 2, under the Phuea Phaen Din Party, but was not elected. He married Nittaya Panathuk, former Vice President of the Prachuap Khiri Khan Provincial Red Cross and the Prachuap Khiri Khan Provincial Housewives Association, and had four children, one of whom is Jarusiri Puvanai, also an actress. In his later years, Nat continued to have acting roles periodically until he passed away from pulmonary edema on October 16, 2025 at the age of 79.
Acting
Movie
The Legend of Suriyothai
as Lord Srisurin
2001
Movie
The King of Boxers
as Chi Ti Chen
1972
Movie
Crocodile
as Dr. Tony Akom
1979
Movie
Crocodile Fangs
1978
Movie
The Hell of Tarutao
1976
Movie
The Great Man of Shoompae
as Chiayo
1976
Movie
Sunset at Chaophraya
as Kobori
1973
Movie
Hao Dong
1983
Movie
Snake Queen
as Pira / Tira
1972
Movie
Ghost Hotel
1975
Movie
Ghost Hysteria Girl
1975
Movie
Devil Killer
as Jom Kamphaengsaen
1975
Movie
Devil Killer II
as Jom Kamphaengsaen
1977
Movie
Five Oversea Mission
1975
Movie
Water Erodes Sand
1973
Movie
Waew Mayura
1982
Movie
คำสั่งเสือ
1983
Movie