Leader of the Opposition in the Legislative Council (New South Wales)
# Leader of the Opposition in the Legislative Council (New South Wales)

The Leader of the Opposition in the Legislative Council is an office held in New South Wales by the leader in the New South Wales Legislative Council of the second-largest party in the New South Wales Legislative Assembly, the lower house of the Parliament of New South Wales.

| No. | No. | Name | Party | Term of office | Term of office | Tenure |
| - | - | - | - | - | - | - |
| | 1 | Sir Henry Manning | United Australia | 16 May 1941 (1941-05-16) | 22 April 1958 (1958-04-22) | 16 years, 341 days |
| | 1 | Sir Henry Manning | Democratic | 16 May 1941 (1941-05-16) | 22 April 1958 (1958-04-22) | 16 years, 341 days |
| | 1 | Sir Henry Manning | Liberal | 16 May 1941 (1941-05-16) | 22 April 1958 (1958-04-22) | 16 years, 341 days |
| | 2 | Hector Clayton | Liberal | 12 April 1960 | 30 October 1962 | 2 years, 201 days |
| | 3 | Arthur Bridges | Liberal | 30 October 1962 | 13 May 1965 | 2 years, 195 days |
| | 4 | Reg Downing | Labor | 13 May 1965 | 4 February 1972 | 6 years, 267 days |
| | 5 | Neville Wran | Labor | 22 February 1972 | 19 October 1973 | 1 year, 239 days |
| | 6 | Leroy Serisier | Labor | 3 December 1973 | 13 May 1976 | 2 years, 162 days |
| | 7 | Sir John Fuller | Country | 14 May 1976 | 1 August 1978 | 2 years, 79 days |
| | 8 | Max Willis | Liberal | 1 August 1978 | 20 October 1981 | 3 years, 80 days |
| | 9 | Lloyd Lange | Liberal | 20 October 1981 | 3 April 1984 | 2 years, 166 days |
| | 10 | Ted Pickering | Liberal | 3 April 1984 | 24 March 1988 | 3 years, 356 days |
| | 11 | Jack Hallam | Labor | 6 April 1988 | 2 May 1991 | 3 years, 26 days |
| | 12 | Michael Egan | Labor | 2 July 1991 | 4 April 1995 | 3 years, 276 days |
| | 13 | John Hannaford | Liberal | 11 April 1995 | 31 March 1999 | 3 years, 354 days |
| | 14 | Mike Gallacher | Liberal | 31 March 1999 | 4 March 2011 | 11 years, 338 days |
| | 15 | Tony Kelly | Labor | 8 April 2011 | 6 June 2011 | 59 days |
| | 16 | Luke Foley | Labor | 14 June 2011 | 8 April 2015 | 3 years, 298 days |
| | 17 | Adam Searle | Labor | 8 April 2015 | 8 June 2021 | 6 years, 61 days |
| | 18 | Penny Sharpe | Labor | 8 June 2021 | 28 March 2023 | 1 year, 293 days |
| | 19 | Damien Tudehope | Liberal | 21 April 2023 | incumbent | 97 days |
| Source: Parliament of New South Wales. ||||||||
