Sidney Prescott

Sidney Prescott is a fictional character and the primary protagonist of the "Scream" franchise. The character was created by Kevin Williamson. She is played by Canadian actress Neve Campbell. She first appeared in "Scream" (1996) followed by three sequels: "Scream 2" (1997), "Scream 3" (2000) and "Scream 4" (2011). 
The character appears in the "Scream" movies as the target of a series of killers who adopt the Ghostface persona.