Russell is a native of Middle Tennessee. He was reared in Humphreys County, where he was active in the Boy Scouts of America, including earning the rank of Eagle Scout. He is an alumnus of Waverly Central High School, Belmont College, and Nashville School of Law. He and his wife Heidi and their two children make their home in Nolensville. The Gill family is active in school and community activities including the Food Pantry ministry of their church, Providence Baptist Church. A fervent student of history, Russell enjoys reading biographies and enjoys traveling with his family to historic sites, including presidential libraries.