Members of the New South Wales Legislative Assembly, 1877–1880

This is a list of members of the New South Wales Legislative Assembly from 1877 to 1880. Elections for the ninth Legislative Assembly were held between 24 October and 12 November 1877 with parliament first meeting on 27 November 1877. There were 73 members elected for 53 single member electorates, 6 two member electorates and 2 four member electorates. Premiers during this parliament were John Robertson until 18 December 1877, James Farnell from 18 December 1877 until 21 December 1878 and Henry Parkes from 21 December 1878

¹ East Macquarie MLA John Robertson was elected to two seats, East Macquarie and Mudgee. He resigned the seat of East Macquarie and represented Mudgee. The resulting by-election on 1 February 1878 was won by Edmund Webb. ² East Maitland MLA Stephen Scholey died on 13 May 1878. The resulting by-election was won by Henry Badgery on 5 June 1878. ³ Mudgee MLA John Robertson was elevated to the Legislative Council in December 1878. The resulting by-election on 6 January 1878 was won by Richard Rouse by 1 vote. ⁴ Electoral district of Orange MLA Edward Combes was declared to have an office of profit under the crown. The resulting by-election was won by Andrew Kerr on 4 March 1879. ⁵ Mudgee MLA Richard Rouse's 1 vote victory at the by-election of 6 January 1878 was overturned by the Qualifications Committee. David Buchanan was declared to be the member for Mudgee. ⁶ East Macquarie MLA William Suttor, Jr. resigned in July 1879. The resulting by-election on 15 August 1879 was won by Edward Combes. ⁷ University of Sydney MLA William Windeyer resigned to become a Judge of the New South Wales Supreme Court in August 1879 The resulting by-election was won by Edmund Barton on 26 August 1879. ⁸ East Sydney MLA Alexander Stuart resigned to take the post of Agent-General in November 1879. The resulting by-election on 17 December 1879 was won by Arthur Renwick. ⁹ Paddington MLA John Sutherland resigned in January 1880 because he held a position of profit under the crown. The resulting by-election on 20 February 1880 was won by William Hezlet. ¹⁰ Clarence MLA Thomas Bawden resigned in March 1880 because he held a position of profit under the crown. The resulting by-election on 7 April 1880 was won by Charles Fawcett. ¹¹ Northumberland MLA Thomas Hungerford resigned in April 1880 to attend to personal financial matters. The resulting by-election was won by Ninian Melville on 30 April 1880. ¹² Kiama MLA Samuel Charles resigned in June 1880 to take a voyage to Europe. The resulting by-election on 2 July 1880 was won by Harman Tarrant. ¹³ Illawarra MLA Samuel Gray resigned in June 1880. The resulting by-election on 7 July 1880 was won by Alexander Stuart. ¹⁴ Windsor MLA Richard Driver died on 7 July 1880. The resulting by-election on 29 July 1880 was won by Henry McQuade .

There was no party system in New South Wales politics until 1887. Under the constitution, ministers were required to resign to recontest their seats in a by-election when appointed. These by-elections are only noted when the minister was defeated; in general, he was elected unopposed.