Flavia is the daughter of a teacher, Rachel, and a commander of a ship, Hélio. It is the youngest of two brothers (they, Keila and Helium).
Has a daughter, Giulia Martins, marriage with actor and director Marcos Paulo, which is divorced. Since 2006 is married to television presenter and actor Octavian Costa.
Premiered on television in the soap opera Top Model, the competition of (Alexander Ovechkin) getting first displacing Adriana Esteves and Gabriela Duarte (the three participated in the novel).
In 1997, after several years without any role and seeing that his acting career did not get anywhere, Flávia is formed into law, then decided to build a law firm with her friends, but was soon called by the author Aguinaldo Silva and Ricardo Linhares to make Dorothy of The Untamed. From then his career took off. The following year she made her first protagonist-villain, Livia de Djavan, also Ricardo Linhares.
In 2001, again with double Aguinaldo Silva and Ricardo Linhares made his first prime-time player, Livia de Porto dos Milagres, a great success. In 2002, played his third Livia, a housewife at home surrounded by vampires in the plot of Antonio Calmon, Kiss of the Vampire.