# Members of the Australian Senate, 1904–1906

   Senate composition at 1 January 1904
    Protectionist (8)
    Labour (14)
    Anti-Socialist (12)
    Tariff Reform (1)
    Independent (1)
This is a list of members of the Australian Senate from 1904 to 1906. Half of its members were elected at the March 1901 election and had terms deemed to start on 1 January 1901 and finishing on 31 December 1906; the other half were elected at the 16 December 1903 election and had terms starting on 1 January 1904 and finishing on 30 June 1910, extended as a result of the 1906 referendum, which changed Senate terms to finish on 30 June, rather than 31 December. Parties reflect those acknowledged at the time of the 1904 election
| Senator | Party | State | Term ending | Years in office |
| Sir Richard Baker | Free Trade | South Australia | 31 December 1906 | 1901–1906 |
| Robert Best | Protectionist | Victoria | 30 June 1910 | 1901–1910 |
| John Clemons | Free Trade | Tasmania | 31 December 1906 | 1901–1914 |
| John Croft | Labour | Western Australia | 30 June 1910 | 1904–1910 |
| Anderson Dawson | Labour | Queensland | 31 December 1906 | 1901–1906 |
| Hugh de Largie | Labour | Western Australia | 30 June 1910 | 1901–1923 |
| Henry Dobson | Tariff Reform | Tasmania | 30 June 1910 | 1901–1910 |
| James Drake | Protectionist | Queensland | 31 December 1906 | 1901–1906 |
| Edward Findley | Labour | Victoria | 30 June 1910 | 1904–1917, 1923–1929 |
| Simon Fraser | Protectionist | Victoria | 31 December 1906 | 1901–1913 |
| Thomas Givens | Labour | Queensland | 30 June 1910 | 1904–1928 |
| Albert Gould | Free Trade | New South Wales | 31 December 1906 | 1901–1917 |
| John Gray | Free Trade | New South Wales | 30 June 1910 | 1904–1910 |
| Robert Guthrie | Labour | South Australia | 30 June 1910 | 1904–1921 |
| George Henderson | Labour | Western Australia | 30 June 1910 | 1904–1923 |
| William Higgs | Labour | Queensland | 31 December 1906 | 1901–1906 |
| John Keating | Protectionist | Tasmania | 31 December 1906 | 1901–1923 |
| James Macfarlane | Free Trade | Tasmania | 30 June 1910 | 1901–1910 |
| Alexander Matheson | Free Trade | Western Australia | 31 December 1906 | 1901–1906 |
| Gregor McGregor | Labour | South Australia | 30 June 1910 | 1901–1914 |
| Edward Millen | Free Trade | New South Wales | 31 December 1906 | 1901–1923 |
| Edward Mulcahy | Protectionist | Tasmania | 30 June 1910 | 1904–1910, 1919–1920 |
| John Neild | Free Trade | New South Wales | 30 June 1910 | 1901–1910 |
| David O'Keefe | Labour | Tasmania | 31 December 1906 | 1901–1906, 1910–1920 |
| George Pearce | Labour | Western Australia | 31 December 1906 | 1901–1938 |
| Thomas Playford | Protectionist | South Australia | 31 December 1906 | 1901–1906 |
| Edward Pulsford | Free Trade | New South Wales | 30 June 1910 | 1901–1910 |
| Staniforth Smith | Free Trade | Western Australia | 31 December 1906 | 1901–1906 |
| James Stewart | Labour | Queensland | 30 June 1910 | 1901–1917 |
| William Story | Labour | South Australia | 30 June 1910 | 1904–1917 |
| James Styles | Protectionist | Victoria | 31 December 1906 | 1901–1906 |
| Sir Josiah Symon | Free Trade | South Australia | 31 December 1906 | 1901–1913 |
| William Trenwith | Independent | Victoria | 30 June 1910 | 1904–1910 |
| Harry Turley | Labour | Queensland | 30 June 1910 | 1904–1917 |
| James Walker | Free Trade | New South Wales | 31 December 1906 | 1901–1913 |
| Sir William Zeal | Protectionist | Victoria | 31 December 1906 | 1901–1906 |