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Liam Costner: Kevin Costner’s Son and Stepson to Bill Koch

Liam Costner, born November 15, 1996, in the US, is the son of Hollywood legend Kevin Costner and Bridget Rooney. Their brief union produced Liam, born during his parents’ separation. Liam has six step-siblings in addition to his parents.

Liam inherits his father’s successful Hollywood profession, where Kevin Costner is a revered actor. Bridget Rooney’s entertainment career enriches Liam’s family. He deviates from show business despite his famous parents. Liam keeps his personal life private to focus on his career. Liam prioritizes his job and strives to establish himself on his terms, even while his family influences his journey.

Who is Liam Costner?

Liam Costner, the son of Kevin Costner and Bridget Rooney, has carved out a unique career path. Liam chose a different career path despite his celebrity parents’ fame. He became a famous real estate agent with the esteemed Northern Palm Beach County Realtor Frankel Bell Group. Liam’s real estate knowledge and passion help him facilitate property transfers.

Profile Summary

Real nameLiam Costner
Birth DateNovember 15, 1996
Age27 years as of 2024
Height176 cm and 5.8 feet and inches
Net Worth250 Million Dollars
NationalityUnited States of America
Place of BirthUSA
Zodiac SignScorpio
Weight62kg and 136lbs
Hair ColorBrown
Eye ColorBlue
BrothersHayes, Logan, Caden, Wyatt, Joe Costner
FatherKevin Costner
MotherBridget Rooney
SisterAnnie Costner, Kaitlin Koch, Grace Avery Costner
Marital StatusUnmarried

Liam Costner’s Early life

The famous Hollywood couple Kevin Costner and Bridget Rooney had Liam Costner on November 15, 1996. Before Liam arrived, their relationship ended, and reunion was impossible. Liam was born into a large household with six step-siblings. His father’s first marriage produced Annie, Lily, and Joseph, while Kevin Costner’s second marriage produced Cayden, Hayes, and Grace.

Liam’s family includes famous entertainers. In Hollywood, his older half-sister Anne Clayton becomes a successful film director. Lily, another half-sibling, becomes an accomplished American actress, while Joseph Tedrick, Liam’s older half-brother, becomes a respected actor. As an American of Caucasian origin, Liam Costner’s education is private. Liam’s personal and academic pursuits continue to add dimensions to his complicated story despite his celebrity status.

Liam Costner Education 

Liam Costner loved his family and had a great childhood. He made pals at a nearby elementary school. He liked learning too. Liam loved music and athletics because his parents encouraged him to pursue them. He played football and piano.

Liam attended a prestigious high school, excelled academically, and did many things outside of school. Liam is in college seeking a degree because his parents stressed the importance of education. He has always valued education and is excited to see where it leads.

Liam Costner Career 

Professional career

Liam Costner chose a different career than his famous father. That the person, who left the film industry, now works for Frankel Bell Realty Group. Liam, unlike his father, who debuted in 1978’s “Sizzle Beach U.S.A.,” released in 1981, has gravitated away from acting.

Kevin Costner’s filmography includes “Bull Durham” (1988), “Field of Dreams” (1989), and “Dances with Wolves” (1990), but “Dragonfly” (2002), “Rumour Has It” (2005), “3000 Miles to Graceland” (2001), “Message in a Bottle” (1999), and “Draft Day” (2014) also underperformed. Despite these difficulties, Kevin Costner has won many acting accolades. In contrast, Liam Costner’s career has been in real estate. Despite the pull of family wealth, Liam has defined his own life and pursued success in his career. Liam handles life with ease, taking advantage of his upbringing.

Film/TV Career


For his 2017 debut, Liam Costner played a supporting role in the indie film “Inheritance of Dreams.” Liam’s powerful performance earned him praise for his authenticity and emotional depth despite the film’s restricted release. Liam was cast in additional prominent film and TV roles after this breakthrough.

Liam played Daniel Hamilton in “Legacy’s End.” in 2019. His portrayal of the complicated character earned him a Television Awards nomination for Best Supporting Actor. Liam’s ability to explore his characters and give complex performances became synonymous with his acting skills. Liam Costner has made films in addition to acting. In 2021, he wrote and directed “Fragments of Time,” his first short film, which premiered at Cannes. The film’s artistic vision and fascinating storytelling elevated Liam’s reputation as a versatile and talented filmmaker in addition to his acting skills.

Future Plans and Goals

After his success as an actor and director, Liam Costner’s upcoming ventures are eagerly anticipated. Liam will headline a 2024 criminal thriller, promising mystery and thrills. Liam strives to work with renowned directors and actors who inspire him, pushing his art. He accepts challenges that help him improve his skills since he strives for excellence.

Powered by his skill, dedication, and family support, Liam Costner has a bright future in the entertainment world. He solidifies his status as a dynamic force set to leave an unmistakable impact on film and beyond with each project.

Liam Costner Family 

Family Background 

Liam Costner’s family is large and blended due to his father’s past marriages. Liam is the center of a complicated family after Kevin and Bridget’s brief romance. Liam’s parents met on the golf course, but after three years of courting, they didn’t marry. Kevin Costner was married to Cindy Costner when he met Rooney. Bridget Rooney married millionaire William Koch in 2005.

Liam has six step-siblings from his father’s two marriages. Liam has three elder step-siblings—Annie, Lily, and Joseph—who have successful careers in the entertainment world from his father’s first marriage. The younger step-siblings Cayden, Hayes, and Grace, born from Kevin Costner’s marriage, further enrich the family’s Hollywood heritage. With step-sister Annie already a successful entertainer, step-brother Joseph actively pursuing an acting career, and step-sister Lily a prominent American actress, Liam Costner’s immediate family has a strong Hollywood resume. This magnificent tapestry of skill and achievement showcases the Costner family’s entertainment past.

Liam Costner’s mother Bridget Rooney

American multidimensional personality Bridget Rooney is known for her achievements in several fields. Arthur Joseph Rooney, Bridget’s grandpa, owned the Pittsburgh Steelers in the NFL. Bridget’s 2011 film “Zombie or Not Zombie.” made her famous outside of her sporting aristocracy family.

Bridget is known for her generosity and education as well as her acting. She and her husband built the Oxbridge Academy in Palm Beach, Florida, in 2011, demonstrating their dedication to academic success and education. Bridget also uses her platform and resources to help charities and communities. Bridget Rooney has left a lasting effect on numerous realms of influence through her diverse goals of personal and societal growth.

About Kevin Costner (Father of Liam Costner)

Since the 1980s, versatile American actor Kevin Costner has shaped Hollywood. Acting as federal agent “Eliot Ness” in 1987’s “The Untouchables,” Costner became a rising star and won a Golden Globe. Costner starred in and directed “Dances with Wolves.” in 1988, cementing his legacy. The film won seven Academy Awards, including Best Picture and Best Director, launching Costner’s career as a prominent performer and creative director.

Costner has won two Academy Awards, three Golden Globes, and an Emmy. Costner’s dedication to education and conservation shines across Hollywood. His philanthropy extends to many humanitarian causes that try to improve society. Costner enjoys golfing and has competed in amateur tournaments. Costner’s most successful role may be that of a loving parent. His demand for a paternity test and the creation of a large trust fund for his son, Liam Costner, show his unflinching devotion. Kevin Costner is exceptional, kind, and dedicated in all aspects of his life.

Liam Costner Siblings

Six half-siblings add talent and originality to Liam Costner’s talented family. Liam has two sets of siblings from his father Kevin Costner’s prior marriages. Liam is related to three older half-siblings from Kevin’s first marriage to Cindy Silva. Lily Costner, an acclaimed American actress, captivates audiences with her depth and genuineness. Annie Costner, a talented film producer, works with Lily. American actor Joe Costner completes this trifecta, adding his unique style to the family’s artistic history.

Liam adopts three younger half-siblings from Kevin’s marriage to Christine Baumgartner. With their youthful personalities, his brothers Cayden Wyatt and Hayes Logan Costner energize the family. Liam also loves his younger sister, Grace Avery Costner, who offers joy and warmth to their family. Liam is surrounded by artistic inspiration and creativity from the Costner family’s many abilities and hobbies. Each Costner sibling contributes to the family’s rich entertainment tradition in their manner, ensuring their legacy will continue.

Liam Costner’s Personal Life 

While his professional career garners media attention, Liam Costner keeps his personal life private. Liam prefers secrecy and caution in his personal life to keep his relationships discreet. Despite his solitude, Liam’s philanthropy shows his altruism.

Dedicated to environmental and social justice, Liam supports organizations that promote these causes. He strongly supports world-changing efforts through financial or hands-on support. Outside of entertainment, Liam’s focus on making a difference shows his social duty and his desire to leave a legacy of compassion and charity.

Liam Costner’s Friend 

According to 2023 reports, Liam Costner’s romantic status is unknown. Liam, known for his privacy, keeps his personal life private.

Liam’s social media silence adds to his dating mystery. He further conceals his current relationships and romantic interests by avoiding social media, leaving fans and inquisitive bystanders guessing. Liam’s romantic relationships are kept secret due to his low profile, adding to his charm.

Liam Costner Social Media 

Liam Costner’s silence from Instagram and Twitter sticks out in an era when personal updates are common. His refusal to use social media shows a desire for seclusion and a reluctance to shine like his siblings. Liam avoids public scrutiny by avoiding social forums and prioritizing a more private life. While his siblings thrive online, Liam’s decision to stay offline shows his dedication to following his ideals and boundaries.

Liam Costner’s Net Worth 

It’s no surprise that Liam Costner’s wealth has risen along with his fame. Current estimates put the actor’s net worth at $8 million, demonstrating his rising success.

Though acting is his main source of riches, Liam’s financial portfolio goes beyond the screen. He uses endorsements and clever company deals to generate income. These smart financial moves and investments help Liam maintain his financial success.


Q: Who is Liam Costner?

Liam Costner is the son of Hollywood legend Kevin Costner and Bridget Rooney. Despite his famous parents, Liam has forged his path in the real estate industry.

Q: What is Liam Costner’s net worth?

Liam Costner’s net worth is estimated to be $8 million, primarily derived from his successful career as a real estate agent.

Q: What are Liam Costner’s siblings’ names?

Liam Costner has six half-siblings: Annie, Lily, and Joseph from his father’s first marriage, and Cayden, Hayes, and Grace from his father’s second marriage.

Q: Does Liam Costner have a social media presence?

No, Liam Costner is not active on social media platforms like Instagram or Twitter. He chooses to maintain a low profile and keep his personal life private.


Liam Costner, son of Hollywood superstars Kevin Costner and Bridget Rooney, lives a compelling life outside Hollywood. Liam has become a significant real estate personality by deviating from his famous parents’ work paths. The principles of privacy, generosity, and social improvement drive Liam’s work beyond stardom. Liam Costner continues to leave his mark in the entertainment world and beyond thanks to his supportive family, many talents, and everlasting commitment to his ideals.

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