Chitrasen Abhaiwongse

Chitsen Aphaiwong ( (1905–1963) He graduated school from Assumption College in Bangkok (in the French-language department) and went on to study architecture at École des Beaux-Arts in France.

Works Chitsen Aphaiwong had worked closely with the People's Party, incorporating elements of Art Deco architecture and the party's values into his designs. The style with such unique elements is termed . His contribution includes the buildings on the Ratchadamnoen Klang Avenue (which includes the Bangkok City Library and ) and the now-demolished Sala Chaloem Thai.

The Bangkok General Post Office in Bang Rak district was designed by Aphaiwong and Sarot Sukkhayang - another prominent pioneer of modern architect in Thailand - in International Style. Details included to reflect the ideology of the People's Party include the number of pillars on each wing that add up to six to illustrate the six core values. Aphaiwong and Sukkhayang had worked together on other projects, including Suphatchalasai Stadium.

Some of his recognised works are:

, Thammasat University Tha Phra Chan campus, Bangkok Bangkok General Post Office, Bangkok – jointly designed with Sarot Sukkhayang Suphatchalasai Stadium, Bangkok – jointly designed with Sarot Sukkhayang Series of buildings on the Ratchadamnoen Klang Avenue, Bangkok – jointly designed with Sarot Sukkhayang and ML Bangkok City Library

Sala Chaloem Thai (demolished) Chitsen's house at 4 Soi Yen Akat, Bangkok (now a private commercial property) , Lopburi Songkhla District Court, Songkhla