John Smith Brien was born to Elisha and Ann (Milner) Brien on December 26, 1807. He became a lawyer in 1836 and served in the Tennessee House of Representatives from 1837 to 1839 and again from 1866 to 1867. He also served as the judge of the Davidson County Chancery Court from 1851 to 1853. Brien was married twice: first to Sarah Ann Ashworth and second to Rochette Howard. He had three children with each wife: William Givens, Carlton B., John D., Rochette, Lucy, and Howard. John S. Brien died in Nashville, Tennessee on November 6, 1867 and is buried in Mount Olivet Cemetery.

David Campbell was born in about 1802 in Pennsylvania. Although he was not formally educated, he studied law and practiced that profession throughout his life. He was also active in politics, serving in the Tennessee House of Representatives (1851-1853), as Chancellor of the 4th District (1886), and as a special judge on the circuit, chancery, and supreme courts. David Campbell was married three times: first to Sina H. Hamilton on January 28, 1819; second to Frances Ann Parks on October 20, 1836; and third to Ann Duff on February 13, 1848. He had at least one son, David Campbell Jr. Campbell died at home in Franklin, Tennessee on July 23, 1889 and is buried in Mt. Hope Cemetery.