Bernard Gaines Farrar Jr. (1831–1916) served in the American Civil War as an officer in the Union Army. Prior to his service, he was a businessman in St. Louis. Farrar Jr. began his military career on the staff of General Nathanial Lyon and then rose through the ranks until he was brevetted Brigadier-General. Following his time in the military he returned to St. Louis where he was involved in politics and known as a prominent leader in the St. Louis community.