Isabella "Bella" Marie Swan, or Bella Cullen, was born on September 13,1987, in Forks, Washington as the daughter of Charlie Swan and Renee Dywer. She moved with her mother to Phoenix, Arizona when she was 14 years old. But moved back to Forks when she was 17. Then she met her future husband, Edward Cullen, whom she found out was a Vampire. But they soon got married. After making love a few times to Edward, she ended up pregnant an went back to Forks. But while Edward wanted Bella to have an abortion, she didn't. But soon, after being able to the baby's mind, he began to love the baby just like Bella. After going through a painful birth process, her heart stops beating, but just in time Edward injected his venom inside of her. She soon woke up to find her self even paler than before. But while Bella, Jacob Black, and her daughter, Renesmee Cullen, Irina had saw Renesmee and thought that she was an immortal child and ran for Volterra, Italy, to tell the Volturi. So the Cullens quickly gather up witnesses so just in case they will go into battle. But they ended up not battling and everyone went home. After sending Renesmee to bed, Bella and Edward go to bed. And Bella tells Edward that Zafrina had thought Bella how to let Edward read her mind, so this brought them even closer.
In "Renesmee's Twin" she plays the guitar and has enemies in the university.