"Graham, Kat"@en . . . . . "Swiss-born American actress, singer, dancer and model" . . "Katerina Alexandre Hartford \"Kat\" Graham (born September 5, 1989) is a Swiss-born American actress, model, singer and dancer. She is known for her role of Bonnie Bennett on The CW supernatural drama The Vampire Diaries."@en . . "Graham, Katerina (given name)"@en . "1998Z"^^ . "Katerina Alexandre Hartford Graham"@en . "Kat Graham"@en . "1989Z"^^ . "1989-09-05Z"^^ .