Chyler Leigh West (pronounced /ˈkaɪlər/ KY-lər; née Potts; born April 10, 1982), known professionally as Chyler Leigh, is an American actress, singer and model. She is best known for her roles as Janey Briggs in the comedy film Not Another Teen Movie (2001), Lexie Grey in the ABC medical drama series Grey's Anatomy (2007–2012; 2021), Alex Danvers in the DC Comics superhero series Supergirl (2015–2021), and Katherine "Kat" Landry in the Hallmark drama The Way Home (2023–present).