| Husband | Isaac BLYTHMAN b. 1809 d. 1863 | |
| Wife | Elizabeth KNAGGS b. 1810 | |
| Child #1 | Mary Jane BLYTHMAN b. 1841 | |
| Child #2 | William BLYTHMAN b. 1842 | |
| Child #3 | Ann BLYTHMAN b. 1844 d. Before 1911 | |
Isaac BLYTHMAN, eldest child of William BLYTHMAN and Mary ?, was born in 1809 in Ugglebarnby, North Yorkshire. Isaac died in 1863 in Whitby District aged about 54.
Elizabeth KNAGGS was born in 1810 in Egton Bridge, North Yorkshire.
In 1840 Isaac married Elizabeth. One son and 2 daughters given.