Liam Costner Biography; Net Worth, Age, College And Mother

Liam Costner is the son of a veteran American actor, Kevin Costner, and the stepson of American billionaire and business mogul, William Koch. Liam Costner was born on November 15, 1996, in the United States of America to Kevin Costner and Bridget Rooney. Liam Costner became very famous the very day he was born because of his father’s fame.


Liam Costner’s parents got separated when he was just a little boy and never got back together again. However, Liam Costner was born into a family of six step-siblings, three older step-siblings, and three younger siblings. Liam’s three older-step siblings, Annie, Lily, and Joseph are from his father’s first marriage and then the three younger step-siblings, Cayden, Hayes, and Grace are from his father’s second marriage.

Liam Costner and mother @ BHW.COM

Liam Costner is born into a family full of celebrities. His older half-sister, Anne Clayton, is a film director in Hollywood, his second older half-sister, Lily Costner is an American actress, and His older half-brother, Joseph Tedrick Costner is also an American actor.


Liam Costner Net Worth

Liam Costner is not known for any career as a celebrity kid, but he has inherited $800 million worth of stock from his step father’s industry, Koch Industries. However, due to the above information, it is assumed that Liam Costner has an estimated net worth of $800 million.

Liam Costner Age

Liam Costner was born on November 15, 1996. This indicates that Liam is 24 years old as of 2020.

Liam Costner College

Liam Costner’s college life remains hidden from the media. As a celebrity kid, he was only known because of his parent’s fame.

Liam Costner Mother


Liam Costner’s mother is called Bridget Rooney. Bridget Rooney was born in May 1962 and was once married to Kevin Costner, Liam Costner’s father who later got divorced when Liam Costner was just a little boy. Bridget Rooney later got married to an American billionaire and business mogul, William Koch.