Gina Jeffreys (also known as Gina Jeffries, Gina Hillenberg and Gina McCormack) is an Australian country singer. She was born on 1 April 1968 at Toowoomba, Queensland. She has often been called Australia's "Queen of Country" and has won numerous Australian country music awards.

She has been nominated for "Best Country Album" at the ARIA Music Awards, four times.