Hi Betty. This is what I have on your Catherine Gravitt. Her father and mother were Ellis Gravitt II and Elizabeth Crutchfield.I have Ellis as being born ca 1790 and Elizabeth born ca 1790. Ellis and Elizabeth's children were: 1.George S. Gravitt born ca 1816 in Ky and married Catherine Gravitt who was the dau of G.W. and Hannah Gravitt.
2.Nicholas Gravitt born ca 1817 married to Nancy Lewis Oliver.
4.Patsy Gravitt born ca 1828 married Ellis Gravitt.
5.James P. Gravitt born ca 1928 married Isabella Goe
6.Catherine Gravitt born ca 1831 in Clark Co. Ky. married 1st John Oliver 25 May 1848 in Clark Co. Ky and married 2ond Hampton Brookshire.
Ellis Gravitt and Elizabeth Crutchfield were married 23 Nov 1811 in Clark Co. Ky.Catherine and her first husband had one son Isaac Oliver.They are listed on the 1850 Census of Clark Co. Ky with Ellis and Elizabeth.I can take you back a few more generations so if this fits in with yours please let me know.