Liam Costner Net Worth, Age, Family, Career, and Bio

Liam Costner is known as the son of the popular American actor Kevin Costner and Bridget Rooney. The surprising part of this narrative was. Bridget and Kelvin never got married even after Liam was born.

Currently, his mom is married to an American Mogul William Koch making Laim Costner his stepson. Currently, he is 25 and he is of mixed ethnic background.

Liam Costner net worth hasn't been estimated yet, since he doesn't have any assets. However, some sources say he is bound to receive some assets from his new stepfather (William Koch)


Liam Costner was born on November 15, 1996. His dad Kevin Costner was a successful actor while his mom used to be a model. He rose to fame once people identified him as the son of Kevin Costner.

His mom Bridget and Kevin were still courting when he was born, However, he is one of many among the few children his Kevin Costner has given birth to. Liam Costner has a total of six siblings, three from Kevin’s first wife(Cindy) and three from his current wife (Christine Baumgartner). Meanwhile, his mom only had one child with Kevin Costner (Liam).

Moving on, Some sources reported that Kevin once doubted if Liam was truly his son, but eventually accepted Liam and gave him his name when the DNA test proved he was Liam’s father.

Currently, Liam Costner has six Half Siblings from his dad and One-half sister from his mom.

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Early Life & Education

After the fallout between Bridge Rooney and Kevin Costner, Liam’s mom kept her private life out of the public, Probably, she wasn’t too happy that Kevin doubted the child she had for him. However, Kevin still acknowledges him as his son, and he still relates with him.

There isn’t enough information regarding Laim Costner early, which is due to the breakout. he must have probably attended a pretty decent high school and has graduated from the university since he is 25. and the average age of graduates is 22 years old


Liam Costner

Being born to a family full of celebrities and well to do personalities, Liam doesn’t have to do soo much, However, you might feel, Liam should just go into acting or any career in the entertainment niche however he has decided to thread different pathway.

Some sources reported that Liam works as a real estate agent at Frank-Bell Realty. As of 2021, he was reported to still be there. Currently, he has two fathers, His real father and the man that his mom Bridget eventually married (William Kosh).

His real dad on the other hand his father who is an actor started by making his debut in Sizzle Beach, U.S.A. Unfortunately, the film was released at a later date in 1981. However, he had some highs and lows during his career. But he had the last laugh since he has collected numerous awards and had starred in many successful movies.

While his mom, Bridget has been pretty successful financially because she acquired the American football team Pittsburgh Steelers from her grandparent. so she is a pretty rich lady

Currently, she is married to a rich business mogul, Bil Koch who is worth $1.8billion.

Liam Costner Net Worth

According to different sources, Liam Costner will probably inherit from his father’s wealth, however, he currently works as a real estate agent. 

In addition to that, there has been no report if he has an asset of his own since he is still a young adult and less than 5% of men have assets worth millions while still at a young age.

Meanwhile, His real father, Kevin Costner has an estimated net worth of $250 million while his current dad Bill Kosch who his mom is currently married to as a second wife has a net worth of $1.8 billion.

Liam Costner Girlfriend

Following the breakout between his parent, That scenario could have affected his perspective on marriage

But he isn’t getting any younger. Having a Girlfriend at the age of 25 is Normal, however, Liam hasn’t made any of his relationships public. Probably he doesn’t have any relationship and he might have one however, what w are sure of is, Liam Costner is not married yet

Liam Costner Sibling

When his mom Bridget was still courting Kevin Costner who is a successful American actor, she had a child for him, which he had a hard time accepting until she did a DNA test.

Since Kevin and Briget are his real Parents then Liam has a total of 7 half-siblings, His dad has six children from his past relationships while his mom has a child with the man she later married after breaking up with Kevin (bill Kosch).

The names of his siblings from his dad’s side but not from his mom are Annie Costner, Joe Costner, Lilly Costner their mom’s name is Cindy Silva and they are all older than him and are quite successful, while the next three half-siblings came from the person his dad married after parting ways with his mom Bridget they are Cayden Costner, Hayes Costner, and Grace Costner

While His sibling from the union between his mom and Bill Kosh is Katiling Kosh.

Liam Costner Mother: Bridget Rooney

Liam Costner

Liam Costner’s mother (Bridget Rooney) was born in May 1962 and she is currently 60 years old. During her early years, she had her first child with the popular actor Kevin Costner and later had a second one with her celebrity husband, rich businessman Bill Kosch, The couple married in 2005, and they have a daughter named Kaitlin. 

Liam Costner Age

The early Life of Liam hasn’t been a fun one, since he had to live with his mom for the most of his life, However, he’s now a bit mature since he was born in November 1996, making him 25 years old

Besides, Kevin Costner’s son belongs to the Caucasian ethnicity and is an American as per his nationality

Liam Costner Weight & Height

The report concerning his weight and his height might not be the latest one since he is a celebrity kid who shoulders some responsibilities coupled with the fact that he prefers to keep details about his personal life very private the last reported body measurement of Liam Costner are this: His weight is 5 feet 8 inches which equates to 172.72cm while his weight is around 62kg

Liam Costner Social Media

Most celebrity kids prefer a discreet life, probably they don’t want everyone talking about their every action, so it is normal if Liam isn’t on any social media platform also which in fact he isn’t. He prefers to have a discreet life

However his dad Kevin Costner has social media pages since he is an actor and being popular on social media is more helpful than not.

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