26 years old Liam Costner is Bridget Rooney and Kevin Costner‘s son. He is also William Koch’s stepson through his mother’s marriage to the man. Both his parents are famous actors in America. Not much is known about the tall Liam Costner because he values his privacy. This is why this article will delve into the lives of Liam and his family.

Source: https://primeprofitmedia.com/article/all-about-liam-costner/