Born in Utah from a Salvadorian mother and an Anglo father, Karla moved with her family to El Salvador when she was three years old. When she was almost eleven years old the family moved to Honduras, where she grew up and married a Honduran named Luis Alonso Hernandez. In 1995, she and her small family moved to the USA with her parents and siblings. She and her husband have three children. Being bilingual, Karla is a successful business woman in Hispanic advertising, acting, modeling, and as spokesperson for several organizations.