CAUSIN, John M. S., a Representative from Maryland; born in St. Marys County, Md., in 1811; studied law; was admitted to the bar in Prince Georges County about 1836; returned to St. Marys County and commenced the practice of law in Leonardtown, Md.; member of the State house of representatives in 1837 and again 1843; elected as a Whig to the Twenty-eighth Congress (March 4, 1843-March 3, 1845); moved to Annapolis, Md., delegate to the State constitutional convention; moved to Chicago, Ill., in 1858 and resumed the practice of law; died in Cairo, Alexander County, Ill., January 30, 1861; interment in the City Cemetery (now Lincoln Park), Chicago.

Source: Biographical Directory of the United States Congress, 1774-Present