This is a list of electoral results for the electoral district of Gregory in Queensland state elections.
| Member | Party | Term | ||
|---|---|---|---|---|
| Charles Lumley Hill | 1878–1882 | |||
| Thomas McWhannell | 1882–1888 | |||
| William Henry Corfield | Ministerial | 1888–1899 | ||
| William Hamilton | Labor | 1899–1915 | ||
| George Pollock | Labor | 1915–1939 | ||
| Charles Brown | Independent | 1939–1941 | ||
| George Devries | Labor | 1941–1957 | ||
| Queensland Labor | 1957 | |||
| Wally Rae | Country | 1957–1974 | ||
| Bill Glasson | National | 1974–1989 | ||
| Vaughan Johnson | National | 1989–2008 | ||
| Liberal National | 2008–2015 | |||
| Lachlan Millar | Liberal National | 2015–present | ||
The 1957 election in Gregory was delayed due to the death of incumbent MP George Devries weeks before the election. A supplementary election was held in October, two months after the rest of the state.