Ashley Suzanne Johnson (born August 9, 1983) is an American actress. She became known as a child actress for her role as Chrissy Seaver on the sitcom Growing Pains (1990–1992). As an adult, her television roles include Amber Ahmed on The Killing (2011–2012) and Patterson on Blindspot (2015–2020). She has appeared in films such as What Women Want (2000), Fast Food Nation (2006), The Help (2011), and Much Ado About Nothing (2012), and is a cast member on the Dungeons & Dragons web series Critical Role (2015–present). She became the president of the show's charity branch, the Critical Role Foundation, upon its launch in 2020.
As a voice actress, Johnson is known for providing the voice and motion capture of Ellie in The Last of Us (2013), The Last of Us: Left Behind (2014), and The Last of Us Part II (2020). She also voiced animated television characters Gretchen Grundler on Recess (1997–2001), Terra on Teen Titans (2004–2006) and Teen Titans Go! (2013–present), Jinmay on Super Robot Monkey Team Hyperforce Go! (2004–2006), Gwen Tennyson in the Ben 10 franchise (2008–2014), Renet Tilley on Teenage Mutant Ninja Turtles (2012), Shiseru on Naruto: Shippuden (2015), and Tulip Olsen and Lake on Infinity Train (2019–2020), Pike in The Legend of Vox Machina (2022–present), as well as the video game characters Gortys in Tales from the Borderlands (2014) and Petra in Minecraft: Story Mode (2015–2016) and its sequel (2017).
Johnson has won two BAFTA Games Awards for Performer, winning once each for her performances in The Last of Us and The Last of Us: Left Behind and becoming the only person to have won the award more than once. She also received multiple nominations for her performance in The Last of Us Part II.