I have aJohn Gibson in my line who was born ca 1783 in Sc and moved to campbell Co Ga in the 1840s. His known children were; Charity married Hamilton Haskins Joseph G. married Margaret Rutherford Eliaza born 1826 Wyatt married Rachel? John A. married Martha Gilbert Margaret married James Cook. They were all born in Sc and Marriedin Campbell Co Ga.john lived there the rest of his life. his 1st wife[name unknown died ca 33-34 and he then married Susasanna? and had 3 more children Susannah M. born 1836 Nicholas born 1838 and Martha born 1845.they were all birn in Sc so he came to Ga bt 1845-50could this be your John?