As a child Bianca's first love was dance; she trained as a classical ballerina with the Victorian Ballet School under the guidance of Dianne Parrington.
Bianca Chiminello attended Methodist Ladies' College; during her education she was discovered by a modeling agent and started working whilst finishing her high school certificate.
Her first acting assignment for American television was as a guest star on the hit USA Network series Monk opposite Tony Shalhoub.
Chiminello was chosen to play the best friend to Cate Blanchett in the David Fincher-directed The Curious Case of Benjamin Button, also starring Brad Pitt, released in 2008.
In 2007 Chiminello explored producing and made an independent feature film, Japan, starring Peter Fonda, Shane Brolly and herself.