Elizabeth Swann is a major character in the "Pirates of the Caribbean" film series, first introduced in the 2003 film "The Curse of the Black Pearl". She is played by actress Keira Knightley.

Elizabeth is the daughter of Governor Swann and was raised in high society in Port Royal, Jamaica. She is engaged to Will Turner, a blacksmith who is secretly the son of a pirate. Despite her privileged upbringing, Elizabeth is not content with her life and dreams of adventure on the high seas.

Throughout the course of the films, Elizabeth evolves from a sheltered and somewhat naive young woman into a brave and capable pirate. She proves herself to be a skilled fighter and strategist, able to hold her own against both pirates and the British navy.

Elizabeth is shown to be intelligent, resourceful, and fiercely independent. She is not afraid to speak her mind or stand up for what she believes in, even when it puts her in danger. She is also shown to have a strong moral compass and a deep sense of loyalty to her friends and loved ones.

In the films, Elizabeth becomes romantically involved with Captain Jack Sparrow, adding a layer of complexity to her character and relationships. Overall, Elizabeth Swann is a strong and memorable female character in the "Pirates of the Caribbean" franchise, who is admired for her courage, wit, and resilience.