In Hamilton County, Sycamore: Thomas GRAY 1 male age 26-45 1 female age 10-16 1 female age 16-26 1 engaged in Agriculture There is a Thomas Gray in Butler County 1 male to age 10 1 male 26-45 1 female to age 10 1 female 10-16 1 female 26-45 1 engaged in Manufacturing This is list of all Gray's in Hamilton County Sycamore: Alexander GRAY Thomas GRAY Mill Creek: David GRAY Martin GRAY William GRAY Whitewater: Joseph GRAY Colerain: William GRAY