M, #12572, b. 1839
| Birth* | 1839 | William James Sapp was born in 1839 at Missouri age 11 per 1850 census & age 21 born MO per 1860 census. |
| (InHomeOf) Census1850 | 1850 | He appeared on the 1850 census in the household of Henry Sapp, pg 421a #1264-1264, Dist #8, Boone Co., Missouri. His info on the census included -
Sapp, James W 11 b.MO. |
| Census1860* | 1 June 1860 | William James Sapp appeared on the 1860 census as the head of household, Boone Co., Missouri, age 21 born MO, with parents. |
| Marriage* | 1 November 1860 | He married Mary F Ferree on 1 November 1860. |