Who Is Mark Duplass' Wife? His Family Life & Children

Mark Duplass is one of the finest actors in Hollywood who’ll do any kind of movie if it is a good version of it. He is also a director, writer, and producer who knows how to get great performances out of people he’s working with.

By the year 2020, Mark had appeared, written, and directed numerous films and TV series, demonstrating his talent and skills. Mark is also a musician who is a member of the Indie rock band Volcano called I'm Still Excited.

Married Life With Wife

Mark, who wrote and appeared in the 2019 American comedy-drama film called Paddleton, is married to American actress Kathryn Aselton, aka Katie Aselton. The husband and wife duo had appeared in The League and The Puffy Chair.

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Katie has been active in the entertainment industry since 2001. In 1995, she became Miss Maine Teen USA and was able to grab the title of first runner-up at Miss Teen USA. She is popular for her work in The Freebie, The League, Bombshell, The Devil Has a Name, and The Tomorrow Man.

Mark and his then-girlfriend, Katie, got married on 26 August 2006. They have been married for thirteen years and are relishing their family life with their children. Mark and his wife have two daughters named Ora and Molly. Ora was born in 2007, whereas her younger sister Molly was born in 2012.

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Marks believes that he is blessed to have his wife and daughters in his life. Most of the time, he radiates “extreme dad energy and extreme husband energy.” During an interview with GQ magazine in December 2019, Mark gushed about how his life changed ever since he got married and welcomed two daughters. He said,

Ever since I became a dad to two daughters and ever since I got married 14 years ago, there’s this thing that has happened to me, which is just a fierce loyalty to and uplifting of women.

Despite having a busy schedule, Mark always manages his time for his wife and kids. He even exhibits his love for them on social media. Similarly, his partner in crime, Katie, provides some glimpse of their married life on Instagram.

On the occasion of Mark’s birthday on 7 December 1976, she shared an image with her husband on her Instagram handle, stating her world is so much better with him. Likewise, on their 13th anniversary, he shared a series of their pictures and exhibited her love for him in the caption. 

They have been married for 19 years.

More About Mark Duplass

Mark Duplass was born Mark David Duplass on December 7, 1976, in New Orleans, Louisiana. He was raised Roman Catholic alongside his brother Jay Duplass.

Together, they run Duplass Brothers Productions, where they write, direct, and produce films and series, including Jeff, Who Lives at Home, Baghead, Cyrus, and The Do-Deca-Pentathlon.

Mark stands 5 feet 10.5 inches, or 1.79 meters. His net worth is estimated at over $10 million, reflecting his extensive work as an actor, producer, and writer on high-profile projects.

His recent acting work includes his Emmy-nominated role as Charlie "Chip" Black in The Morning Show (2019–2025). He expanded his Creep franchise into television with The Creep Tapes (2024–2025), a series he writes and stars in.

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In 2025, he appeared as Michael Barnett in the Hulu limited series Good American Family. He also co-created and wrote the Netflix series Penelope in 2024. His newest feature film, See You When I See You, premiered at Sundance in early 2026.

Additionally, he has continued his voice role as Val Bilzerian on Big Mouth across multiple seasons (2017–2025).

As a producer, Mark has recently overseen projects such as the documentary series American Conspiracy: The Octopus Murders (2024) and the upcoming series Sleep King, scheduled for production in 2026. His career continues to highlight his versatility and influence in the entertainment industry.

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