Ms. Kendrick,
None of the Confederate companies or regiments that the J.P. Gibsons that are listed in "Tennesseans in the Civil War, Part I" are from Knox or the surrounding counties.
I hope this helps.
Respectfully,
Gerald D. Hodge, Jr.
War Between the States Historian
Historian: 39th Georgia Volunteer Infantry Regiment
http://39thgavolinfrgt.homestead.com/39thHomepage.html