This Estill Co CD did not give the parents of Elijah's wife Hannah but she is the only Hannah Gabbard of suitable age that I can find.
Clay Co Ky Deed Book A - 1806-1827; compiled by Florence Nelson Young & Virgil D. Young; Eastern Kentucky Roots & Remembrances, Spring 2012, p.25f
Elijah BOWMAN and Hannah GABBARD were married on 15 December 1814 in Clay County, Kentucky.6 Hannah GABBARD5, daughter of JACOB GABBARD and MARGARET "PEGGY" SMITH, was born about 1790 in Washington County, Tennessee.4
15 Dec 1814. Jacob signed marriage bond for daughter Hannah to marry Elijah Bowman, Clay Co, KY