Question: old are all the kardashians?
Answer: Caitlyn Jenner: 68 years., Kris Jenner: 62 years., Kourtney Kardashian 39 years., Burt Jenner: 39 years., Kim Kardashian-West: 37 years., Cassandra Marino: 37 years., Brandon Jenner: 36 years., Brody Jenner: 34 years.