This is a list of members of the South Australian Legislative Council from 1915 to 1918.
| Name | District | Party | Term expiry | Time in office |
|---|---|---|---|---|
| Arthur Richman Addison [1] | Northern | Liberal | 1918 | 1910–1915 |
| John George Bice | Northern | Liberal | 1921 | 1894–1923 |
| Joseph Botterill [2] | Southern | Liberal | 1921 | 1915–1920 |
| John Carr | Central No. 1 | Labor | 1921 | 1915–1929 |
| John Herbert Cooke | Central No. 2 | Liberal | 1921 | 1915–1933 |
| John Cowan | Southern | Liberal | 1918 | 1910–1944 |
| Sir John Downer [2] | Southern | Liberal | 1921 | 1905–1915 |
| David Gordon | Midland | Liberal | 1918 | 1913–1944 |
| Walter Hannaford | Midland | Liberal | 1921 | 1912–1941 |
| William Humphrey Harvey [3] | Central No. 2 | Labor/National [5] | 1918 | 1915–1935 |
| James Howe | Northern | Liberal | 1918 | 1897–1918 |
| James Jelley | Central No. 1 | Labor | 1921 | 1912–1933 |
| Ern Klauer [3] | Central No. 2 | Labor | 1918 | 1910–1915 |
| John Lewis | Northern | Liberal | 1921 | 1898–1923 |
| Edward Lucas [7] | Midland | Liberal | 1921 | 1900–1918 |
| William Morrow [1] | Northern | Liberal | 1918 | 1915–1934 |
| Thomas Pascoe | Midland | Liberal | 1918 | 1900–1933 |
| Sir Lancelot Stirling | Southern | Liberal | 1918 | 1891–1932 |
| Alfred William Styles | Central No. 2 | Labor/National [5] | 1918 | 1910–1918 |
| John Vaughan | Central No. 1 | Labor/National [5] | 1918 | 1912–1918 |
| Alfred von Doussa | Southern | Liberal | 1921 | 1901–1921 |
| Frederick Samuel Wallis | Central No. 2 | Labor | 1921 | 1907–1921 |
| James Phillips Wilson | Central No. 1 | Labor/Independent/National [4] [5] | 1918 | 1906–1918 |
