John I. L. Clark
b. 17 September 1842
| Birth | 17 September 1842 | John I. L. Clark was born on 17 September 1842 in Wynoose, Richland County, Illinois. |
| Marriage | 5 May 1864 | He and Emily D. Simpson, daughter of Greenberry Simpson and Mary A. Hamilton Denby, were married on 5 May 1864 in Shelby County, Illinois. |
Family | Emily D. Simpson b. 1848 | |
