Samuel Gardner Waller was a United States Army brigadier general and the Adjutant General of Virginia. He was responsible for overseeing the Virginia Army National Guard and the Virginia Air National Guard. He was born March 26, 1881 to Nelson and Rebecca Waller of Front Royal, Virginia. He married Ms. Anna Louise Ford, also of Front Royal, in 1903. He died December 2, 1955 at the age of 74 and was buried at the Prospect Hill Cemetery in Front Royal, Virginia.