Choffen should actually be Chaffin. Chaffin Allen, son of William Allen and Jemima Chaffin, b. 1809; Abington, Washington Co., VA and d. < 20 Feb 1864; Hamilton Co., IL. Farmer. Couldn't read or write in 1850 Census. He married Rebecca Hutchinson about 1838, b. 1818; TN. They had : Linis/ Lewis F., Jordan G., Milton D., Jemima E., John, James H., David C., Silas M., and Stephen A. Allen.
Father William Allen was a Rev. War vet., son of Zachariah and Mary Allen. Hope this helps. Peg Spencer