He was born at the palace of Prince Sai Sanidvongs at Pom Prap Sattru Phai District, Phra Nakhon Province on 18 February 1898.

Later, he moved to King's College under the Ministry of Justice at Bang Khwang Sub-district, Nonthaburi Province.

Subsequently, World War I occurred on 4 August 1914 when the Thai government declared war on Germany on 22 July 1917 he was arrested by German government with 4 Thai students, namely Tua Lapanukrom, Term Bunnag, Prachuap Bunnag and Mom Luang Udom Snidvongs.

He died with lung cancer at Chulalongkorn Hospital on 8 September 1975 at 22.33 hrs at the age of 77 years old.

Dej Snidvongs started the first government service in 1926 as the commissioner of the Department of Commerce's, Minister of Economic Affairs.