This is a list of members of the New South Wales Legislative Assembly from 1959 to 1962, as elected at the 1959 state election.
1 The 1959 re-election of 
Lismore Country Party MLA 
Jack Easter was overturned by the Court of Disputed Returns on 12 June 1959. Labor candidate 
Keith Compton won the resulting by-election on 12 September.
2 Oxley MLA 
Les Jordan had been re-elected as a Country Party member in 1959, but defected to the Liberal Party late that year.
3 Cook’s River Labor MLA and Premier 
Joseph Cahill died on 22 October 1959. His son, Labor candidate 
Tom Cahill, won the resulting by-election on 12 December.
4 Kurri Kurri Labor MLA George Booth died on 31 July 1960. His son, Labor candidate 
Ken Booth, won the resulting by-election on 8 October.
5 Temora Country Party MLA 
Doug Dickson died on 27 July 1960. Country Party candidate 
Jim Taylor won the resulting by-election on 8 October.
6 Paddington-Waverley Labor MLA William Ferguson died on 29 January 1961. Labor candidate Keith Anderson won the resulting by-election on 25 February.
7 Liverpool Plains Labor MLA 
Roger Nott resigned on 3 March 1961 to accept an appointment as Administrator of the Northern Territory. Country Party candidate 
Frank O'Keefe won the resulting by-election on 25 March.
8 Blacktown MLA 
Alfred Dennis was elected as a representative of the Liberal Party, but resigned to sit as an independent in 1962 after losing a preselection challenge for the safer Liberal seat of The Hills.