Private Samuel McAlilley was born ca. 1835 in South Carolina.
His family had relocated to Florida from South Carolina between 1840 and 1844.
In 1860, he was living at the residence of his father John near Chattahoochee, Gadsden County, Florida along with his mother, an older sister, two younger sisters and two younger brothers. Samuel’s profession was given as a laborer.
In 1861, he enlisted in Captain Rabon Scarborough’s Florida State Militia Company, the “Dixie Blues”.
He reenlisted in Captain Davidson’s Company on April 19th, 1862 at Quincy, Gadsden County, Florida. Samuel was present with the company from the date of his enlistment until August 14th, 1862, when he was reported absent sick at Knoxville, Tennessee.
He returned to the company prior to November 2th, 1862 and was present with it from that date until he was wounded in action at Chickamauga on 19 September, 1863; he died in a field hospital one week later.
His place of interment is unknown.