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Born: 5 September 1989 · Age: 37
Kat Graham is 37 years old as of October 2026. She was born on 5 September 1989.
Geneva-born actress and singer who played the witch Bonnie Bennett in all eight seasons of The Vampire Diaries
Did you know?She is a UNHCR ambassador who has worked with refugees.
Kat Graham found fame as the witch Bonnie in The Vampire Diaries. She also built a career as a singer and dancer. She grew up in Los Angeles. She has starred in Netflix holiday films. She works with the UN refugee agency. Her character's storylines about magic and sacrifice made Bonnie one of the show's emotional centres. She appeared in all eight seasons of the series. As a musician she has released dance-pop and R&B tracks. Her UN work has taken her to refugee settlements in several countries.
Katerina Alexandre Hartford Graham (born September 5, 1989) is a Swiss-born American actress, singer, and dancer. She played Bonnie Bennett on the CW supernatural drama series The Vampire Diaries (2009–2017).
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Profile
Swiss-born American actress and singer, born 1989
Kat Graham was born in Geneva on 5 September 1989.
She was born in Geneva, Switzerland.
She played Bonnie Bennett in The Vampire Diaries.
She has released music as a singer.
Career highlights
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Last reviewed: October 2026