The Victorian Liberals have booted their leader, making history by electing a woman to head the party for the first time almost a year out from heading to the polls.

Less than a year after rising to the top job, Opposition Leader Brad Battin lost the leadership to Kew MP Jess Wilson, 35, on Tuesday morning after a successful spill.

Mr Battin was visited on Monday afternoon by a delegation of Liberal MPs who told him he had lost party room support, with others then calling him to deliver the same message.

Ms Wilson, a former staffer to ex-federal treasurer Josh Frydenberg, arrived at the meeting flanked by Brad Rowswell and Evan Mulholland.

Mr Battin walked into the party room alone and spoke to the media briefly after the spill.

"I stand continuously proud in the role that I've done a

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