Kristina Barrois (born 30 September 1981 in Ottweiler) is a professional German tennis player who has won two German Tennis Championships and reached the second round of all four Grand Slam events, and the final of two WTA tournaments. She lives in Urexweiler, Marpingen. Her career high rank is World No. 65, achieved on 26 July 2010.
She began playing tennis at the age of nine in 1991 when she took the sport up herself; began playing at a tennis club, Barrois completed her training as a government inspector in the Saarland Ministry of Justice before turning professional in 2005.
Barrois was trained by Patrick Schmidt, but is now trained by Andreas Spaniol, and her condition trainer is the footballer Bernd Franke.