Emmett Cullen is one of the major characters in the Twilight Series. he is the adopted son of Carlisle Cullen and Esme Cullen. he is the adopted brother of Edward Cullen, Jasper Hale, Alice Cullen, and Rosalie Hale. He is also the brother-in-law of Bella Swan, and the adoptive uncle of Renesmee Cullen. Emmett is the husband of Rosalie.