From Bella's family:
* Charlie Swan: Bella's father, a police officer in Forks. He is initially confused by Bella's sudden interest in Edward Cullen and her strange behavior, but eventually comes to accept her relationship.
* Renee Dwyer: Bella's mother, who lives in Phoenix with her second husband, Phil. She is loving but often absent due to her work as a photographer.
* Phil Dwyer: Bella's stepfather, who is initially portrayed as controlling and somewhat unpleasant. He eventually warms up to Bella and tries to be a good stepfather.
From Edward's family:
* Carlisle Cullen: Edward's adoptive father, who is a kind and compassionate physician. He is the patriarch of the family and a strong moral compass.
* Esme Cullen: Edward's adoptive mother, who is warm, loving, and maternal. She is a great source of support for Bella and acts as a mother figure to her.
* Rosalie Hale: Edward's adoptive sister, who is beautiful and vain but ultimately kind and protective of Bella.
* Emmett Cullen: Edward's adoptive brother, who is physically powerful and has a strong sense of humor. He is fiercely loyal to his family.
* Alice Cullen: Edward's adoptive sister, who is bubbly and energetic. She has the ability to see visions of the future.
* Jasper Hale: Edward's adoptive brother, who is reserved and introspective. He is deeply sensitive and struggles with his past as a vampire.
From the Quileute tribe:
* Billy Black: Jacob's father, a tribal elder and close friend of Charlie. He is aware of the Cullens' secret and helps Bella understand the dangers of their world.
* Sam Uley: The alpha of the Quileute pack. He is a strong and confident leader who initially sees Bella as a threat due to her relationship with Edward.
* Paul Lahote: A member of the Quileute pack who is initially hostile to Edward and Bella. He has a deep connection to Jacob.
Other notable minor characters:
* Angela Weber: Bella's kind and gentle friend. She is a good listener and provides a sense of normalcy for Bella.
* Jessica Stanley: Bella's classmate and rival. She is popular and often mean to Bella, but shows moments of kindness and understanding.
* Mike Newton: Bella's former boyfriend. He is initially infatuated with Bella but eventually accepts her rejection.
* Eric Yorkie: Another student who initially tries to date Bella.
* Laurent: A tracker vampire who works with James, the antagonist in the first book.
These are just a few of the many minor characters who populate the world of Twilight. Each character, even those with smaller roles, contributes to the overall plot and development of the story.