Career
Bilyk was elected to serve a six-year term in the Senate at the 2007 federal election, after being placed in the third position on the Australian Labor Party"s Tasmanian ticket. She was elected to the sixth Senate seat for Tasmania, on preferences distributed from Andrew Wilkie, the Australian Greens" second candidate for the Senate in Tasmania in the 2007 election. Bilyk was born in Hobart.
She worked as an industrial officer for trade unions and has been ALP National Vice-President.
Bilyk is linked with the Shop, Distributive and Allied Employees Association (Schools Development Authority). In March 2008, she was diagnosed with two benign brain tumours, which were surgically removed.
On 27 February 2016, Catryna Bilyk announced that she now supports marriage equality. Now a majority of Senators within the Australian Senate support marriage equality.