Image credits: Wikimedia Commons
Dermot Mulroney
5 ft 9 in (175 cm)
$11 million, 2026 est.
American
October 31, 1963
Alexandria, Virginia, US
63 Years Old
Scorpio
Who Is Dermot Mulroney?
Dermot Mulroney is an American actor celebrated for his understated charisma and versatile screen presence. He built an enduring career in Hollywood by moving seamlessly between romantic leads, gritty Westerns, and complex television drama roles.
Mulroney rose to global stardom starring opposite Julia Roberts in the hit film My Best Friend's Wedding. His charming work solidified his heartthrob status, and he routinely records cello tracks for film soundtracks.
Early Life and Education
Creative energy shaped his upbringing in Alexandria, Virginia, within a large and supportive household. His mother Ellen acted in local community theater while his father Michael taught law, inspiring young Mulroney to explore both classical music and youth stage productions.
He later attended T.C. Williams High School before pursuing higher education at Northwestern University. Graduating with a degree in theater in 1985, his college stage performances attracted Hollywood talent scouts who quickly encouraged his transition into screen acting.
Notable Relationships
Dermot Mulroney was previously married to acclaimed actress Catherine Keener for over fifteen years. The couple formed a prominent creative pairing throughout the nineties before finalizing their quiet legal divorce in 2007.
He shares a son, Clyde, with Keener, with whom he maintains a supportive co-parenting relationship. Mulroney later wed musician Prima Apollinaare, with whom he shares two daughters, Mabel and Sally, prior to their separation.
Career Highlights
Mulroney established his screen career starring in Western hits like Young Guns. He later achieved massive commercial success with romantic hits My Best Friend's Wedding and The Wedding Date, grossing over 300 million dollars worldwide.
Beyond acting, he is a trained cellist with extensive scoring credits. He played on soundtracks for major feature films including Mission: Impossible III, Star Trek Into Darkness, Rogue One, and Ghostbusters: Afterlife.
His versatile talents earned ensemble awards for the drama August: Osage County. With roles in Shameless, Scream VI, and Anyone But You, Mulroney remains a prolific fixture across film and television.
Signature Quote
“What’s fascinating about acting is that you put yourself in somebody else’s mind or in their shoes.”
