Married: Sophia LIVELY b. 23 JUN 1817 in Co. Nelson, Ireland or VA
Children:
1) William GRANT, 27 APR 1843
2) Arthur GRANT, 23 JUL 1845
3) John GRANT, 8 MAY 1849
4) Mary Jane GRANT, 29 MAR 1849
5) Sinthy An GRANT, 18 SEP 1853
6) Thomas GRANT, 11 APR 1855
7) Robert GRANT, 29 JUN 1857
8) James P. GRANT, 23 APR 1859
In the 1870 census of Coles Co. IL John Grant states he is 70 years old. That would place his birthdate as ABT 1800.