sentences:  Their children included Mary J. Allen Watts (1825-1855), Jane S. Arthur (1831- ), John J. Allen Jr. (1831-1898), Eveline S. Allen Wood (1833-1909), Robert Edwin Allen (1836-1883), Henry Clay Allen (1838-1889), James Madison Allen (1840-1959), George Jackson Allen (1843-1862), and Baldwin Allen (1845-1862).Allen was admitted to the Virginia bar in 1818, and opened his first office at Campbell Courthouse, Virginia in 1819.He soon moved to Clarksburg, the seat of Harrison County where he practiced law in the surrounding counties for seventeen years, after 1830 (until his election as judge) in partnership with Gideon D. Camden, who also later became a circuit judge.