The Vampire Diaries has a set of nine characters mainly based on the novel series. Most of the characters are teenagers, but there are a couple of adult roles. The characters are human, vampire, witches, and other creatures. The Vampire Diaries characters include:
- Elena Gilbert - Nina Dobrev
- Katherine Pierce - Nina Dobrev
- Stefan Salvatore - Paul Wesley
- Damon Salvatore - Ian Somerholder
- Bonnie Bennett - Katerina Graham
- Jeremy Gilbert - Steven R. McQueen
- Jenna Sommers - Sara Canning
- Caroline Forbes - Candice Accola
- Matt Donavan - Zach Roerig
- Vicki Donavan - Kayla Ewell
- Tyler Lockwood - Michael Trevino
- Alaric Saltzman - Matt Davis
Elena is the protagonist of The Vampire Diaries and it a head-strong, willed young woman.
Katherine is a vampire who had relationships with Damon and Stefan Salvatore back in 1864.
Stefan is the vampire involved in a romantic relationship with Elena.
Damon is Stefan's vampire brother who is determined to find Katherine.
Bonnie is Elena's best-friend and is also a witch.
Jeremy is Elena's younger brother who was in a relationship with Vicki Donavan.
Jenna is Jeremy and Elena's aunt and legal guardian.
Caroline is the daughter of the sherif-in-town Elizabeth; Elena's very shallow best friend.
Matt is a football player at school; and Elena's ex-boyfriend and childhood friend.
Vicki is Matt's older sister and Jeremy's girlfriend. First she was turned into a vampire by Damon, then staked (killed) by Stefan.
Tyler is Vicki's ex-boyfriend. He is also son of the mayor of Mystic Falls, Virginia and Jeremy's rival.
Alaric, Mr. Saltzman, is the new history teacher at Mystic Falls and is the husband of Isobel, turned by Damon into a vampire by request.