Juelz Ventura was born Shayna Lefevre on July 31, 1987, in Brasília, Distrito Federal, Brazil. She moved to the United States as a young child and was raised in Oak Creek, Wisconsin, where she spent her formative years. Little is known about her early education or family life beyond her mention of a tumultuous marriage that ended in 2009. Her ethnicity is a diverse mix of Sicilian, Brazilian, Jewish, and Lebanese descent, contributing to her distinctive appearance.

Professionally, she is known as Juelz Ventura, though she has also used names like Julez Ventura, Layna Laurel, Shayna St. Lucia, Shayne St. Lucia, and Julz Ventura in various projects. Her entry into adult content began in 2008 at age 21, motivated by a desire to retaliate against her then-husband, Milwaukee Br...