James Vincent Chester Guest (born 20 October 1937) is a former Australian politician.

He was born in Melbourne to James Chester Guest, a business manager and Chairman of the Commercial Bank of Australia, and Patricia, née Hammond. A graduate of Geelong Grammar School, he attended Brasenose College at Oxford University, where he received a Master of Arts; he became a barrister-at-law in Lincoln's Inn in 1960. From 1961 he was an associate to Sir Owen Dixon, Chief Justice of Australia; in 1963 he returned to Victoria as a barrister. In 1976 he was elected to the Victorian Legislative Council as a Liberal member for Monash. He served on a number of committees but never rose from the backbench. He retired in 1996.^[1]