Dalby was an electoral district of the Legislative Assembly in the Australian state of Queensland. It existed from 1873 to 1949 and centred on the town of Dalby.
| Member | Party | Term | |
|---|---|---|---|
| Joshua Peter Bell | Unaligned | 1873–1878 | |
| George Simpson | Unaligned | 1878–1882 | |
| John Jessop | Unaligned | 1882–1893 | |
| Joshua Thomas Bell | Ministerialist | 1893–1911 | |
| William Vowles | Ministerialist/Liberal/Nationalist/Country | 1911–1926 | |
| Wilfred Russell | PPC/Country | 1926–1932 | |
| Walter Sparkes | Country | 1932–1935 | |
| Godfrey Morgan | Country | 1935–1938 | |
| Aubrey Slessar | Labor | 1938–1947 | |
| Charles Russell | Country | 1947–1949 | |