Career
She was the Country Liberal Party member for Katherine in the Northern Territory Legislative Assembly from 2003 to 2008. Miller was born in South Australia, moving to Katherine in 1989. In 2003 she was elected to the Assembly in a by-election following Mike Reed"s resignation.
She was deputy leader of the CLP for a period and served on the front bench.
In 2006 she was involved in a car accident and sustained serious injuries, which was a contributing factor towards her retirement in 2008. In March 2012, she was elected the new mayor of Katherine.