Dianna Elise Agron is an American actress and singer. After dancing and starring in small musical theater productions in her youth, Agron made her screen debut in 2006, and in 2007, she played recurring character Debbie Marshall on Heroes and had her first leading role. In 2009, she took the role of the antagonistic but sympathetic head cheerleader Quinn Fabray on the Fox musical comedy-drama series Glee. For her role in the series, she won a SAG Award and, as part of the cast, was nominated for the Brit Award for Best International Breakthrough Act, among other accolades.

Quinn Fabray is a fictional character from the TV series Glee. The character is portrayed by actress Dianna Agron, and has appeared in Glee from its pilot episode, first broadcast on May 19, 2009. She is the cheerleading captain at the fictional William McKinley High School in Lima, Ohio, as well as a member of the school's glee club. In the first episode, Quinn is introduced as an antagonistic queen bee stock character. She joins the school glee club to spy on her boyfriend Finn Hudson and becomes a spy for cheerleading coach Sue Sylvester ; she remains part of the club after she is removed from the cheerleading team, the "Cheerios", due to her pregnancy. Over the course of the first season, her character matures and builds friendships with the other outcasts who make up the glee club. Quinn gives birth at the end of the first season to a baby girl, Beth, whom she gives up for adoption. Quinn was 16 years old when she had her baby.