Senator | Party | State | End term | Years in office | {{sortname|Thomas|Bakhap}} | Nationalist}}| | Nationalist | Tasmania | 1923 | 1913–1923 |
{{sortname|Stephen|Barker|Stephen Barker (Australian politician)}} | Labor}}| | Labor | Victoria | 1920 | 1910–1920, 1923–1924 |
{{sortname|John|Barnes|John Barnes (Australian politician)}} | Labor}}| | Labor | Victoria | 1920 | 1913–1920, 1923–1935 |
{{sortname|William Kinsey|Bolton}} | Nationalist}}| | Nationalist | Victoria | 1923 | 1917–1923 |
{{sortname|Richard|Buzacott}} | Nationalist}}| | Nationalist | Western Australia | 1923 | 1910–1923 |
{{sortname|Thomas|Crawford|Thomas Crawford (Australian politician)}} | Nationalist}}| | Nationalist | Queensland | 1923 | 1917–1947 |
{{sortname|Hugh|de Largie}} | Nationalist}}| | Nationalist | Western Australia | 1923 | 1901–1923 |
{{sortname|John|Earle|John Earle (Australian politician)}} | Nationalist}}| | Nationalist | Tasmania | 1923 | 1917–1923 |
{{sortname|George|Fairbairn|George Fairbairn (politician)}} | Nationalist}}| | Nationalist | Victoria | 1923 | 1917–1923 |
{{sortname|Myles|Ferricks}} | Labor}}| | Labor | Queensland | 1920 | 1913–1920 |
{{sortname|Harry|Foll}} | Nationalist}}| | Nationalist | Queensland | 1923 | 1917–1947 |
{{sortname|Albert|Gardiner}} | Labor}}| | Labor | New South Wales | 1920 | 1910–1926, 1928 |
{{sort| Givens, Thomas|Hon. Thomas Givens}} | Nationalist}}| | Nationalist | Queensland | 1920 | 1904–1928 |
{{sortname|John|Grant|John Grant (Australian politician)}} | Labor}}| | Labor | New South Wales | 1920 | 1914–1920, 1923–1928 |
{{sortname|Robert|Guthrie|Robert Guthrie (Australian politician)}} | Nationalist}}| | Nationalist | South Australia | 1923 | 1904–1921 |
{{sortname|James|Guy|James Guy (Australian politician)}} | Labor}}| | Labor | Tasmania | 1920 | 1914–1920 |
{{sortname|George|Henderson|George Henderson (Australian politician)}} | Nationalist}}| | Nationalist | Western Australia | 1923 | 1904–1923 |
{{sort|Keating, John|Hon. John Keating}} | Nationalist}}| | Nationalist | Tasmania | 1923 | 1901–1923 |
{{sortname|James|Long|James Long (Australian politician)}} {{efn|name=Long|Labor senator James Long resigned on 20 December 1918; on 15 January 1919 Nationalist Edward Mulcahy was appointed to replace him.}} | Labor}}| | Labor | Tasmania | 1920 | 1910–1918 |
{{sortname|Patrick|Lynch|Patrick Lynch (Australian politician)}} | Nationalist}}| | Nationalist | Western Australia | 1920 | 1907–1938 |
{{sortname|William|Maughan|William Ryott Maughan}} | Labor}}| | Labor | Queensland | 1920 | 1913–1920 |
{{sortname|Allan|McDougall}} | Labor}}| | Labor | New South Wales | 1920 | 1910–1920, 1922–1924 |
{{sort| Millen, Edward|Hon. Edward Millen}} | Nationalist}}| | Nationalist | New South Wales | 1923 | 1901–1923 |
{{sortname|Edward|Mulcahy|Edward Mulcahy (Australian politician)}} {{efn|name=Long}} | Nationalist}}| | Nationalist | Tasmania | name=Appointment|Mulcahy was appointed to a casual vacancy and only held office until the earlier of the next election for the House of Representatives or the Senate.[2] In 1919 Mulcahy was elected for the balance of the term ending in 1920.[3]}} | 1904–1910, 1918–1920 |
{{sortname|Ted|Needham}} | Labor}}| | Labor | Western Australia | 1920 | 1907–1920, 1923–1929 |
{{sortname|John|Newlands|John Newlands (Australian politician)}} | Nationalist}}| | Nationalist | South Australia | 1920 | 1913–1932 |
{{sortname|David|O'Keefe|David O'Keefe (Australian politician)|Okeefe, David}} | Labor}}| | Labor | Tasmania | 1920 | 1901–1906, 1910–1920 |
{{sortname|James|O'Loghlin|James O'Loghlin (Australian politician)|Ologhlin, James}} | Labor}}| | Labor | South Australia | 1920 | 1907, 1913–1920, 1923–1925 |
{{sort|Pearce, George|Hon. George Pearce}} | Nationalist}}| | Nationalist | Western Australia | 1920 | 1901–1938 |
{{sortname|William|Plain}} | Nationalist}}| | Nationalist | Victoria | 1923 | 1917–1923, 1925–1938 |
{{sortname|Herbert|Pratten}} | Nationalist}}| | Nationalist | New South Wales | 1923 | 1917–1921 |
{{sortname|Matthew|Reid|Matthew Reid (Australian politician)}} | Nationalist}}| | Nationalist | Queensland | 1923 | 1917–1935 |
{{sortname|James|Rowell}} | Nationalist}}| | Nationalist | South Australia | 1923 | 1917–1923 |
{{sortname|Edward|Russell|Edward Russell (Australian politician)}} | Nationalist}}| | Nationalist | Victoria | 1920 | 1907–1925 |
{{sortname|William|Senior|William Senior (politician)}} | Nationalist}}| | Nationalist | South Australia | 1923 | 1913–1923 |
{{sortname|John|Shannon|John Shannon (Australian politician)}} | Nationalist}}| | Nationalist | South Australia | 1920 | 1912–1913, 1914–1920 |
{{sort|Thomas, Josiah|Hon. Josiah Thomas}} | Nationalist}}| | Nationalist | New South Wales | 1923 | 1917–1923, 1925–1929 |
|
1. ^{{cite web |title=The Biographical Dictionary of the Australian Senate 1918 |url=http://biography.senate.gov.au/?search-class=DB_CustomSearch_Widget-db_customsearch_widget&widget_number=3&cs-dates-0=1918&search=Search |publisher=Parliament of Australia |access-date=26 February 2017}}
2. ^{{cite web |author=Evans, H |author-link1=Harry Evans (Australian Senate clerk) |title=Filling Casual Vacancies before 1977 |url=http://biography.senate.gov.au/wp-content/docs/filling_casual_vacancies_before_1977.pdf |publisher=Parliament of Australia |access-date=24 February 2017}}
3. ^Psephos Adam Carr's Election Archive, Senate 1919 Tas. Retrieved 17 March 2017.