Margaret-Mark,
This one in Covington County, husband of the
last living Confederate widow:

William J. Martin, Jr., Pvt, Co K, 4th Ala Inf;
Dec 28, 1845-Jul 8, 1932; s/o William J., Sr.
and Elizabeth Martin; at age 73, m. Alberta
Stewart Farrow, age 21, widow of Howard Farrow;
Alberta is still alive at this writing; William
buried Cool Springs Church Cemetery, Stewart Ave
and Cool Springs Road at Elba; his full name was
William Jasper Martin, Jr.

Also Covington:

Richard B. Martin, Pvt, Co I, 33d Ala Inf; Mar 12,
1843-Oct 22, 1918; b. Ozark, Dale County as Richard
Bryan Martin, s/o John H. and Elizabeth Martin; m.
Mary S. Matthews, 1845-1919; buried in Fairmount
Cemetery at Red Level.

Also Covington but have not found who he served
with:

Charles L. Martin, Jan 15, 1835-Dec 21, 1916; m.
Nancy Sanders; buried Pleasant Home Church Cemetery,
southwest of Andalusia at Pleasant Home.