Kristyl was born and raised in Metairie. She attended St. Mary Magdalen for grammar school. As a child, she participated in various sports at both St. Mary Magdalen and at Mike Miley Playground. She attended Archbishop Chapelle High School, where she was a member of Mu Alpha Theta, National Honor Society, and the Hi-Steppers Dance Team. After graduating from Chapelle with honors in 2001, Kristyl went on to Loyola University New Orleans, where she majored in Political Science and minored in Psychology. In 2005, she obtained her degree of Bachelor of Arts. She attended Loyola University New Orleans College of Law where she was a member of the Moot Court Program.