Rosehannah was born about 1826 in Kingswinford, Staffordshire, England, the daughter of John Underhill and Rebecca Whitaker.
Her husband was William Knill. They were married, but the date and place have not been found. Their nine known children were Hannah (c1846-?), Mary Ann (c1849-?), Margaret (c1850-?), Thomas (c1852-1917), Mary Ann (1855-?), Susan (c1858-?), Frances (c1861-?), Rosannah (c1866-?) and Frances (c1870-?).
!Source: http://www.genesreunited.com/ John Dudley