Widely regarded as a pioneer in introducing Western music into Thai culture, Eua Sunthornsanan was known as a Thai singer, composer and bandleader of Suntharaporn band in the 1940s, notable for his unique voice and instrumental talent. His first written song, Yod Teok Tonk Surk was published and played in the musical comedy of Mea Ruen. He was given an insignia by the king in 1975 and was granted as one of the world personalities on the list of Anniversary of World Personalities and Historic Events 2010-2011 by UNESCO in 2007.
Eua Sunthornsanan was a son of Mr. Dee Sunthornsanan and Mrs. Sae Suthornsanan. He was trained Western classical music at the Phran Luang School. He learned violin first and played in an orchestra at 9. He then attended the Vithaya Sakol Dontri Sathan music school. He served as a civil servant for the now-defunct Performance Department and worked at the Fine Art Department, and performed at many important events. Eua was also the directing composer for several Thai films, associating Thai music with Western’s styles.
Eua Sunthornsanan was married Arporn Grunnasu on May 14, 1946. The two had one daughter named Artiporn Sunthornsanan.