Biography - Oscar Wahlberg

Who is Oscar Wahlberg?
Oscar Wahlberg is an actor by profession and American by nationality. He is well known for his work in the films Manchester by the Sea, The Holdovers, and Slender Man.

Oscar Wahlberg on a set (Source: IMDb)
Oscar Wahlberg – Age, Parents, Siblings
Oscar Wahlberg was born on August 24, 1998, in Boston, Massachusetts, USA. His mother’s name is Gina Santangelo, and his father, Robert Wahlberg, is also an actor known for his roles in the films The Equalizer, The Departed, and Mystic River. He is not the only child of his parents and has a sibling, a brother named Charlie Wahlberg.
The Wahlberg family is large and includes multiple Hollywood stars. Oscar Wahlberg’s uncles are actors Mark Wahlberg, Arthur Wahlberg, Donnie Wahlberg, Paul Wahlberg, and producer James Wahlberg. His grandfather is actor Donald E. Wahlberg Sr., known for his work in the 1998 film Southie.
Education, Ethnicity
The educational history of Oscar Wahlberg is not shared with the public.
His ethnicity includes Irish, Swedish, English, and French-Canadian.
Oscar Wahlberg – Girlfriend, Wife, Children, Divorce
Oscar Wahlberg is currently in a relationship with aspiring actress Mouna. He often features his girlfriend on social media. Other details about his dating history remain unknown.
Moreover, he has never married and is without a wife or children. Divorce is out of context when it comes to his biography.
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Oscar Wahlberg with girlfriend Mouna (Source: Instagram - posted September 2023)
Oscar Wahlberg – Career
Early Days
Wahlberg’s debut screen role was as young Neil in the 2007 film On Broadway. This was followed by roles in the films What Doesn't Kill You (2008), Bunker Hill (2009), and in two episodes of the TV series Louie (2014).
Finally, Oscar Wahlberg was cast as the supporting character Joel in the film Manchester by the Sea. The film was released in 2016, and the role was a major stepping stone in his career.
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Films, TV series
Over the years, he has appeared in episodes of the TV series NOS4A2 (2019), Dexter: New Blood (2021-2022), etc. Additionally, Oscar Wahlberg has also played roles in the films Daddy's Home 2 (2018), Slender Man (2018), Mother/Android (2021), The Holdovers (2023), Lone Rider, and Shattered Ice (2025).
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Oscar Wahlberg on the set of Dexter: New Blood (Source: Instagram)
Co-stars
On the set of The Holdovers, Oscar Wahlberg has worked alongside Naheem Garcia, Dustin Tucker, Rena Maliszewski, Jon DiVito, and Dominic Sessa.
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Oscar Wahlberg – Net Worth, Salary
The figure on the net worth and annual salary of Oscar Wahlberg is under review and will be updated.
Oscar Wahlberg – Instagram, Twitter, Facebook
Wahlberg is active on social media handles, Instagram, but seems to be absent from other handles such as Twitter and Facebook.
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