Luang Sakdi Sanyawut, who is also known as Sunih Sawanprathihp (fig.), was a Thai Army Major, who in 1912 took an aviation course in France. Afterward, he received a proper Air Force rank and was at the same time promoted to Air Marshal. He is known as one of the three Founding Fathers of the Royal Thai Air Force, together with Luang Ahwut Sikhikorn (fig.) and Thip Ketuthat (fig.).