ca. 1790–ca. 31 Mar. 1857. Physician. Likely born in Northumberland Co., Pennsylvania. Son of Nathaniel Allen and Lydia Stevens. Married Arvilla Skinner, 29 Mar. 1836. Among first settlers in Hancock Co., Illinois. Deeded land to JS, Sept. 1841. Living in Nauvoo, Hancock Co., 1850. Died in Hancock Co.