Hey Jim, my wife had a 4th great-grandfather in the 57th Alabama. Here are my brief notes on him I made for my list of ancestors. Please note his wife's name was listed as "Cherokee". I wonder if what to make of that.

Satterwhite, Thomas Jefferson
57th Alabama Infantry
Private Company F
Born: 1833 in Alabama
Died: January 13, 1900 in Falls County, Texas
Spouse: Mary Virgina (Cherokee) Cherokee Born 1815 Missouri
Buried: Tarver Cemetery, Falls County, Texas
Relation: Maternal 4th Great-grandfather of Spouse Victoria Roberts