Mary Holland (born June 24, 1985) is an American actress and comedian. She voices Jennifer and Tabitha on Harley Quinn.
Examples of Holland's television roles are Tanya Logan in Physical (2021), various characters in Comedy Bang Bang! (2013-2016), Shelly Tinkle in Blunt Talk (2015-2016), and Shawnee Tanz in Veep (2017). Examples of some of her roles in movies are Jane Caldwell in Happiest Season (2020), Melanie in Golden Arm (2020), and Becky in Mike and Dave Need Wedding Dates (2016). She has done voice acting in television shows, with roles such as Maney in Craig of the Creek (2018-2021), AD-3 in Star Wars: Jedi Temple Challenge (2020), and Connie in Hoops (2020).