15 Years Old
Mason Dash Disick (born December 14, 2009) is Kourtney & Scott's son and Penelope & Reign's big brother. He was born in 'Keeping Up with the Kardashians' Season 4 finale, making it his first appearance. He is known for appearing on Keeping Up with the Kardashians.
Los Angeles, California, USA on 14th December 2009
