She has been a Labor Party member of the Victorian Legislative Assembly since November 2018, representing the seat of Williamstown.
After being elected to parliament, Horne was immediately appointed the Minister for Public Transport and Minister for Ports and Freight in the second Andrews Ministry.
In June 2020, she became the Minister for Consumer Affairs, Gaming and Liquor Regulation and Minister for Fishing and Boating, while losing her public transport portfolio.
Before her election, she worked as a communications director of the Level Crossing Removal Authority.
[2] This article about an Australian Labor Party member of the Parliament of Victoria is a stub.