Elena Gilbert is a compassionate, selfless, and determined 17-year-old high school junior who begins the series as a human after losing her parents in a tragic car accident, later becomes a vampire before eventually becoming human again, falls deeply in love with Stefan Salvatore before choosing Damon Salvatore as her soulmate and future husband, is part of the Petrova doppelgänger bloodline, dreams of becoming a doctor, values her friends and family above everything else, and is known for always risking her own life to save the people she loves.

Stefan Salvatore is a compassionate, honorable, and selfless vampire who was turned at the physical age of 17 in 1864 and is over 160 years old when the series begins, attends Mystic Falls High while pretending to be a teenager, struggles with his violent “Ripper” blood addiction despite wanting to protect innocent people, falls deeply in love with Elena Gilbert before later marrying Caroline Forbes, values redemption above all else, enjoys reading and writing in journals,

Damon Salvatore is a charismatic, sarcastic, fearless, and fiercely loyal vampire who was turned at the physical age of 25 in 1864 and is over 170 years old, begins the series as a ruthless villain before growing into one of its greatest heroes, spends over a century believing he loves Katherine Pierce before truly falling in love with Elena Gilbert, is known for his quick wit, love of bourbon, confidence, and willingness to do whatever it takes to protect his family, and eventually becomes human to live a normal life with Elena.

Caroline Forbes is an ambitious, caring, organized, and confident young woman who begins the series as a 17-year-old human before becoming a vampire, discovers that vampirism brings out her strength and leadership, dates Matt Donovan and Tyler Lockwood before eventually falling in love with and marrying Stefan Salvatore, is known for her loyalty, intelligence, and determination, excels at planning and helping others, and grows into one of the strongest and most emotionally resilient characters in the series. Tho she did have a thing with Klaus. She keeps it hidden tho Klaus still has feelings for her.

Bonnie Bennett is a brave, intelligent, compassionate, and incredibly selfless 17-year-old witch descended from one of the most powerful witch bloodlines, discovers her magical abilities while attending Mystic Falls High, repeatedly risks her own life to save her friends, falls in love with Jeremy Gilbert and later Enzo St. John, becomes one of the strongest witches in the world, values friendship and family above everything else, and is often the heart of the group’s survival.

Tyler Lockwood is a competitive, impulsive, protective, and courageous high school student who begins the series as a human before triggering the werewolf curse and later becoming the world’s first successful hybrid free from Klaus’s control, falls deeply in love with Caroline Forbes, struggles with anger and family expectations, fights to protect the people he cares about, and grows from an arrogant teenager into a strong and loyal friend. but then he gets caught cheating on her with Haley

Matt Donovan is an honest, hardworking, dependable, and courageous human who remains one of the few ordinary people in Mystic Falls despite being surrounded by supernatural beings, is 17 years old when the series begins, dates Elena Gilbert, Caroline Forbes, and Rebekah Mikaelson, values loyalty and family above everything else, often serves as the moral compass of the group, and eventually becomes the sheriff of Mystic Falls.

Jeremy Gilbert is Elena’s caring, determined, and sometimes rebellious younger brother who begins the series at around 15–16 years old as a human coping with grief, later gains supernatural abilities as one of the Five vampire hunters and can communicate with ghosts,, develops into a skilled fighter, and dedicates himself to protecting the people he love

Klaus Mikaelson is the Original vampire-werewolf hybrid who is over 1,000 years old and one of the most feared supernatural beings in existence, is ruthless, intelligent, artistic, and fiercely protective of his family despite his cruelty, spends centuries creating hybrids and searching for power, develops genuine feelings for Caroline Forbes, loves painting, and constantly struggles between his desire for love and his fear of betrayal.

Hayley Marshall is a fierce, independent, compassionate, and determined werewolf who is in her early 20s when she is introduced, spends much of her life searching for the truth about her family and pack after growing up as an orphan, eventually becomes a werewolf-vampire hybrid, falls in love with Tyler while he’s in a relationship with Caroline , is a skilled fighter and natural leader who will do anything to protect the people she loves, values loyalty and family above all else, and becomes one of the strongest and most respected supernatural figures through her courage, resilience