How many kids does Kris Jenner have biologically?

How many kids does Kris Jenner have biologically?

San Diego, California, U.S. She has four children from her first marriage to lawyer Robert Kardashian: Kourtney, Kim, Khloé and Robert, and two children from her second marriage to television personality and retired Olympic Games medalist Bruce Jenner (now Caitlyn): Kendall and Kylie.