Andrew Lawrence Berke is an American attorney and politician from Tennessee. He served as the mayor of Chattanooga from 2013 to 2021. A member of the Democratic Party, he represented Hamilton and Marion counties in the 10th district as a state senator from 2007 to 2012. On March 5, 2013, he became Chattanooga's mayor-elect, winning more than 72% of the vote, and he was inaugurated on April 15, 2013. Berke was re-elected on March 7, 2017, and served until April 19, 2021, when he was succeeded by Tim Kelly. On October 6, 2022, President Joe Biden appointed Berke to serve as administrator of the Rural Utilities Service at the U.S. Department of Agriculture (USDA).

Mayoral elections in Chattanooga are held every four years to elect the mayor of Chattanooga, Tennessee.