George Leslie Brown was an American politician. He served in the Colorado Senate from 1955 to 1974 and as the 40th Lieutenant Governor of Colorado from 1975 to 1979. He was also a senior vice president with Grumman Corporation. During World War II, he served as a Tuskegee Airman. Together with California's Mervyn Dymally, he was one of the first two Black lieutenant-governors since Reconstruction and outside any southern state.