Arielle Kebbel is an American actress and former model best known to *The Vampire Diaries* fans as **Lexi Branson**, Stefan Salvatore’s longtime best friend and moral anchor. Despite appearing only in select episodes, Lexi became a fan-favorite due to her warmth, humor, and deep loyalty. Arielle has also appeared in popular TV series including *True Blood*, *The Originals*, *UnREAL*, *Midnight, Texas*, and *9-1-1*, as well as films like *John Tucker Must Die* and *The Uninvited*.