Bryce Walmsley Nationalist Herbert FitzSimons Nationalist The 1930 Lane Cove state by-election was held on 26 July 1930 to elect the member for Lane Cove in the New South Wales Legislative Assembly, following the death of Nationalist Party MP Bryce Walmsley.

[1][2] The seat was retained for the Nationalists by Herbert FitzSimons, although the party lost 14.3% of its primary vote.

[3][4] FitzSimons was not sworn in as an MP before parliament was dissolved for the state election on 25 October 1930, where he retained the seat.

[5][6] This was the first election contested by the Australian Party, which had been formed in December 1929, and it has been suggested that the party would have won the by-election if Labor did not run a candidate.

[7][8]