Robert Bentley was born and raised in Columbiana, Alabama.
After graduating from Shelby County High School, Bentley put himself through college at the University of Alabama. While at UA, he majored in Chemistry and Biology and graduated with his Bachelor of Science in just three years.
In 2002, Bentley was elected to the Alabama State House of Representatives from Tuscaloosa County. In 2006, Bentley ran unopposed for re-election to the State House.
During his time in Montgomery, he has served on the Education Appropriations Committee, the Boards and Commissions Committee, the Agriculture and Forestry Committee and has been a member of the Tuscaloosa County Legislative Delegation. He also serves as the Vice-Chairman of the Internal Affairs Committee.