Dermot Patrick Mulroney (31-oktabr, 1963-yilda tug'ilgan) amerikalik aktyor va musiqachi. U romantik komediya, vestern va drama filmlaridagi rollari bilan tanilgan. Mulroney turli filmlardagi ishlari bilan tanilgan, masalan: "Long Gone" (1987), "Young Guns" (1988), "Staying Together" (1989), "Where the Day Takes You" (1992), "Point of No Return" (1993), "The Last Outlaw" (1993), "Angels in the Outfield" (1994), "My Best Friend's Wedding" (1997), "About Schmidt" (2002), "The Wedding Date" (2005), "Zodiac" (2007), "August: Osage County" (2013), "Insidious: Chapter 3" (2015), "Scream VI" va "Anyone but You" (2023). Mulroney NBC telekanalidagi "Crisis" (2014) filmida asosiy dushman Francis Gibson, "Pure Genius" (2016–2017) serialida Dr. Walter Wallace, Showtime telekanalidagi "Shameless" (2015–2017) serialida Sean Pierce va USA telekanalidagi "The Purge" (2018–2019) serialida Bobby Sheridan rolini o'ynagan.
