Northmavine South
| Year | Type | Winner | Votes |
|---|---|---|---|
| 1890 | general | Thomas Anderson | Unopposed |
| 1892 | general | Thomas Anderson | Unopposed |
| 1895 | general | Thomas Anderson | Unopposed |
| 1898 | general | Thomas Anderson | Unopposed |
| 1901 | general | John B. Anderson | 71 |
| 1904 | general | Arthur White | Unopposed |
| 1907 | general | John W. Robertson | Unopposed |
| 1910 | general | John W. Robertson | Unopposed |
| 1913 | general | John W. Robertson | Unopposed |
| 1919 | general | John W. Robertson | Unopposed |
| 1922 | general | John W. Robertson | Unopposed |
| 1924 | by-election | James Hay | 10 |
| 1925 | general | John W. Robertson | Unopposed |
| 1927 | by-election | Arthur Irvine | Unanimously elected |
| 1928 | general | Arthur Irvine | Unopposed |
| 1929 | general | Arthur Irvine | Unopposed |
| 1932 | general | Arthur Irvine | Unopposed |
| 1935 | general | Arthur Irvine | Unopposed |
| 1938 | general | Arthur Irvine | Unopposed |
| 1945 | general | Charles W. Charleson | 67 |
| 1949 | general | Charles Charleson | Labout |
| 1952 | general | Charles W. Charleson | Unopposed |
| 1955 | general | Robert Balfour | 81 |
| 1958 | general | Robert Balfour | Unopposed |
| 1961 | general | Robert Balfour | Unopposed |
| 1964 | general | Robert Balfour | Unopposed |
| 1967 | general | Robert Balfour | Unopposed |
| 1970 | general | Hugh Sutherland | Unopposed |
| 1972 | by-election | John Jamieson | Unanimously elected |
| 1973 | general | John Jamieson | Unopposed |