This is a list of members of the first Australian Senate, who served from 29 March 1901 to 31 December 1903.

	Member		Expiry	State	Party	Term	Lifespan	Birthplace	Positions	Notes
	Sir Richard Baker		1906	SA	Free Trade	1901–1906	1842–1911	Adelaide, SA	President of the Senate
	John Barrett		1903	VIC	Labour	1901–1903	1858–1928	Carlton, Vic
	Robert Best		1903	VIC	Protectionist	1901–1910	1856–1946	Collingwood, Vic	Deputy President of the Senate and Chairman of Committees	Later a member of the House of Representatives (1910–1922).
	Cyril Cameron		1903	TAS	Protectionist	1901–1903 1906–1913	1857–1941	Launceston, Tas
	David Charleston		1903	SA	Free Trade	1901–1903	1848–1934	St Erth, England
	John Clemons		1906	TAS	Free Trade	1901–1914	1862–1944	Launceston, Tas	Free Trade Party whip
	Anderson Dawson		1906	QLD	Labour	1901–1906	1863–1910	Rockhampton, Qld
	Hugh de Largie		1903	WA	Labour	1901–1923	1859–1947	Airdrie, Scotland
	Henry Dobson		1903	TAS	Free Trade	1901–1910	1841–1918	Hobart, Tas
	Sir John Downer		1903	SA	Protectionist	1901–1903	1843–1915	Adelaide, SA
	James Drake		1906	QLD	Protectionist	1901–1906	1850–1941	London, England	Postmaster-General (to 24 September 1903) Attorney-General (from 24 September 1903)
	Norman Ewing		1903	WA	Free Trade	1901–1903	1870–1928	Wollongong, NSW		Resigned on 17 April 1903; replaced by Henry Saunders.
	John Ferguson		1903	QLD	Free Trade	1901–1903	1830–1906	Kenmore, Scotland		Seat declared vacant on 6 October 1903 due to lack of attendance; no appointment was made due to the proximity of the next election.
	Simon Fraser		1906	VIC	Protectionist	1901–1913	1832–1919	Pictou, Canada
	Thomas Glassey		1903	QLD	Protectionist (to 1903)	1901–1903	1844–1936	Markethill, Ireland		Lost party endorsement for the 1903 election and stood as an independent protectionist.
					Independent (from 1903)
	Albert Gould		1906	NSW	Free Trade	1901–1917	1847–1936	Sydney, NSW
	Edward Harney		1903	WA	Free Trade	1901–1903	1865–1929	Dublin, Ireland		Later a member of the British House of Commons (1922–1929).
	William Higgs		1906	QLD	Labour	1901–1906	1862–1951	Wingham, NSW		Later a member of the House of Representatives (1910–1922).
	John Keating		1906	TAS	Protectionist	1901–1923	1872–1940	Hobart, Tas	Protectionist Party whip
	James Macfarlane		1903	TAS	Free Trade	1901–1910	1844–1914	Glasgow, Scotland
	Alexander Matheson		1906	WA	Free Trade	1901–1906	1861–1929	Mayfair, England
	Gregor McGregor		1903	SA	Labour	1901–1914	1848–1914	Argyll, Scotland	Leader of the Labour Party in the Senate Deputy Leader of the Labour Party
	Edward Millen		1906	NSW	Free Trade	1901–1923	1860–1923	Deal, England	Deputy Leader of the Opposition in the Senate
	John Neild		1903	NSW	Free Trade	1901–1910	1846–1911	Bristol, England
	Richard O'Connor		1903	NSW	Protectionist	1901–1903	1851–1912	Sydney, NSW	Leader of the Government in the Senate (to 24 September 1903) Vice-President of the Executive Council (to 24 September 1903)	Resigned on 27 September 1903; replaced by Charles Mackellar.
	David O'Keefe		1906	TAS	Labour	1901–1906 1910–1920	1864–1943	Longford, Tas		Later a member of the House of Representatives (1922–1925). Elected as a Protectionist with Labour endorsement (there was no formal Labour Party in Tasmania), he joined the Labour Party when parliament sat.
	George Pearce		1906	WA	Labour	1901–1938	1870–1952	Mount Barker, SA
	Thomas Playford		1906	SA	Protectionist	1901–1906	1837–1915	Bethnal Green, England	Leader of the Government in the Senate (from 24 September 1903) Vice-President of the Executive Council (from 24 September 1903)
	Edward Pulsford		1903	NSW	Free Trade	1901–1910	1844–1919	Burslem, England
	Sir Frederick Sargood		1906	VIC	Free Trade	1901–1903	1834–1903	Walworth, England		Died on 2 January 1903; replaced by Robert Reid.
	Staniforth Smith		1906	WA	Free Trade	1901–1906	1869–1934	Kingston, Vic
	James Stewart		1903	QLD	Labour	1901–1917	1850–1931	Grantown-on-Spey, Scotland
	James Styles		1903	VIC	Protectionist	1901–1906	1841–1913	Croydon, England
	Sir Josiah Symon		1906	SA	Free Trade	1901–1913	1846–1934	Wick, Scotland	Leader of the Opposition in the Senate
	James Walker		1906	NSW	Free Trade	1901–1913	1841–1923	Leith, Scotland
	Sir William Zeal		1906	VIC	Protectionist	1901–1906	1830–1912	Westbury, England
Appointees
	Robert Reid		1903	VIC	Free Trade	1903	1842–1904	Leven, Scotland		Appointed on 21 January 1903 to fill the casual vacancy caused by the death of Sir Frederick Sargood.
	Henry Saunders		1903	WA	Free Trade	1903	1855–1919	London, England		Appointed on 20 May 1903 to fill the casual vacancy caused by the resignation of Norman Ewing.
	Charles Mackellar		1903	NSW	Protectionist	1903	1844–1926	Sydney, NSW		Appointed on 8 October 1903 to fill the casual vacancy caused by the resignation of Richard O'Connor.

This is a list of members of the first Australian House of Representatives, who served from 29 March 1901 to 16 December 1903.

	Member		Seat	State	Party	Term	Lifespan	Birthplace	Positions	Notes
	Fred Bamford		Herbert	QLD	Labour	1901–1925	1849–1934	Dubbo, NSW
	(Sir) Edmund Barton		Hunter	NSW	Protectionist	1901–1903	1849–1920	Glebe, NSW	Prime Minister (to 24 September 1903) Minister for External Affairs (to 24 September 1903)	Resigned on 30 September 1903; no by-election was held due to the proximity of the next election.
	Lee Batchelor		South Australia	SA	Labour	1901–1911	1865–1911	Adelaide, SA
	Sir Langdon Bonython		South Australia	SA	Protectionist	1901–1906	1848–1939	London, England
	Sir Edward Braddon		Tasmania	TAS	Free Trade	1901–1904	1829–1904	St Kew, England
	Thomas Brown		Canobolas	NSW	Labour	1901–1913	1861–1934	Forbes, NSW
	Norman Cameron		Tasmania	TAS	Free Trade	1901–1903 1904–1906	1851–1931	Launceston, Tas
	John Chanter		Riverina	NSW	Protectionist	1901–1903 1904–1913 1914–1922	1845–1931	Adelaide, SA
	Austin Chapman		Eden-Monaro	NSW	Protectionist	1901–1926	1864–1926	Bowral, NSW	Minister for Defence (from 24 September 1903)
	Francis Clarke		Cowper	NSW	Protectionist	1901–1903	1857–1939	Stroud, NSW
	Alfred Conroy		Werriwa	NSW	Free Trade	1901–1906 1913–1914	1864–1920	Winchelsea, Vic
	James Hume Cook		Bourke	VIC	Protectionist	1901–1910	1866–1942	Kihikihi, New Zealand
	Joseph Cook		Parramatta	NSW	Free Trade	1901–1921	1860–1947	Silverdale, England	Deputy Leader of the Opposition
	Samuel Cooke		Wannon	VIC	Free Trade	1901–1903	1847–1929	Vic
	Richard Crouch		Corio	VIC	Protectionist	1901–1910 1929–1931	1868–1949	Ballarat East, Vic
	George Cruickshank		Gwydir	NSW	Protectionist	1901–1903	1853–1904	Dubbo, NSW
	Alfred Deakin		Ballaarat	VIC	Protectionist	1901–1913	1856–1919	Melbourne, Vic	Attorney-General (to 24 September 1903) Prime Minister (from 24 September 1903) Minister for External Affairs (from 24 September 1903)
	George Edwards		South Sydney	NSW	Free Trade	1901–1906 1910–1911	1855–1911	Hobart, Tas
	Richard Edwards		Oxley	QLD	Protectionist	1901–1913	1842–1915	Montgomeryshire, Wales
	Thomas Ewing		Richmond	NSW	Protectionist	1901–1910	1856–1920	Pitt Town, NSW
	Andrew Fisher		Wide Bay	QLD	Labour	1901–1915	1862–1928	Crosshouse, Scotland
	Sir John Forrest		Swan	WA	Protectionist	1901–1918	1847–1918	Bunbury, WA	Minister for Defence (to 10 August 1903) Minister for Home Affairs (from 10 August 1903)
	James Fowler		Perth	WA	Labour	1901–1922	1863–1940	Strathaven, Scotland
	George Fuller		Illawarra	NSW	Free Trade	1901–1913	1861–1940	Kiama, NSW
	Sir Philip Fysh		Tasmania	TAS	Protectionist	1901–1910	1835–1919	Highbury, England	Minister without portfolio (to 10 August 1903) Postmaster-General (from 10 August 1903)
	Paddy Glynn		South Australia	SA	Free Trade	1901–1919	1855–1931	Gort, Ireland
	Arthur Groom		Flinders	VIC	Free Trade	1901–1903	1852–1922	Harefield, Tas
	William Groom		Darling Downs	QLD	Protectionist	1901	1833–1901	Plymouth, England		Died on 8 August 1901, triggering a by-election.
	Robert Harper		Mernda	VIC	Protectionist	1901–1913	1842–1919	Glasgow, Scotland
	H. B. Higgins		Northern Melbourne	VIC	Protectionist	1901–1906	1851–1929	Newtownards, Ireland
	(Sir) Frederick Holder		South Australia	SA	Free Trade (to 9 May 1901)	1901–1909	1850–1909	Happy Valley, SA	Speaker of the House	Relinquished party membership upon assuming the Speakership.
					Independent (from 9 May 1901)
	Billy Hughes		West Sydney	NSW	Labour	1901–1952	1862–1952	London, England
	Isaac Isaacs		Indi	VIC	Protectionist	1901–1906	1855–1948	Melbourne, Vic
	Thomas Kennedy		Moira	VIC	Protectionist	1901–1906	1860–1929	Gisborne, Vic
	Charles Kingston		South Australia	SA	Protectionist	1901–1908	1850–1908	Adelaide, SA	Minister for Trade and Customs (to 24 July 1903)
	John Kirwan		Kalgoorlie	WA	Free Trade	1901–1903	1869–1949	Liverpool, England
	William Knox		Kooyong	VIC	Free Trade	1901–1910	1850–1913	Melbourne, Vic
	Sir William Lyne		Hume	NSW	Protectionist	1901–1913	1844–1913	Asplawn, Tas	Minister for Home Affairs (to 11 August 1903) Minister for Trade and Customs (from 11 August 1903)
	Thomas Macdonald-Paterson		Brisbane	QLD	Protectionist (to 1903)	1901–1903	1844–1906	Glasgow, Scotland		Lost Protectionist endorsement and contested the next election as an independent.
					Independent (from 1903)
	Hugh Mahon		Coolgardie	WA	Labour	1901–1913 1913–1917 1919–1920	1857–1931	Killurin, Ireland
	Chester Manifold		Corangamite	VIC	Protectionist	1901–1903 1913–1918	1867–1918	Camperdown, Vic
	Samuel Mauger		Melbourne Ports	VIC	Protectionist	1901–1910	1857–1936	Geelong, Vic
	James McCay		Corinella	VIC	Protectionist	1901–1906	1864–1930	Ballynure, Ireland
	James McColl		Echuca	VIC	Protectionist	1901–1906	1844–1929	South Shields, Vic		Later a member of the Senate (1907–1914).
	Charles McDonald		Kennedy	QLD	Labour	1901–1925	1860–1925	North Melbourne, Vic
	Sir Malcolm McEacharn		Melbourne	VIC	Protectionist	1901–1904	1852–1910	London, England
	Allan McLean		Gippsland	VIC	Protectionist	1901–1906	1840–1911	Oban, Scotland
	Francis McLean		Lang	NSW	Free Trade	1901–1903	1863–1926	Sydney, NSW
	Sir William McMillan		Wentworth	NSW	Free Trade	1901–1903	1850–1926	Derry, Ireland
	King O'Malley		Tasmania	TAS	Labour	1901–1917	1858–1953	Valley Falls, USA (?)		Elected as a Protectionist with Labour endorsement (there was no formal Labour Party in Tasmania), he joined the Labour Party when parliament sat.
	James Page		Maranoa	QLD	Labour	1901–1921	1861–1921	London, England
	Alexander Paterson		Capricornia	QLD	Independent Free Trade	1901–1903	1844–1908	Greenock, Scotland
	Pharez Phillips		Wimmera	VIC	Protectionist	1901–1906	1855–1914	Mt Blackwood, Vic
	Frederick Piesse		Tasmania	TAS	Free Trade	1901–1902	1848–1902	Hobart, TAS		Died on 6 March 1902, triggering a by-election.
	Alexander Poynton		South Australia	SA	Free Trade	1901–1922	1853–1935	Castlemaine, Vic
	Sir John Quick		Bendigo	VIC	Protectionist	1901–1913	1852–1932	Trevassa, England
	George Reid		East Sydney	NSW	Free Trade	1901–1910	1845–1918	Johnstone, Scotland	Leader of the Opposition	Resigned on 18 August 1903, triggering a by-election, which he won on 4 September. Later a member of the British House of Commons (1916–1918).
	James Ronald		Southern Melbourne	VIC	Labour	1901–1906	1861–1941	Scotland
	Carty Salmon		Laanecoorie	VIC	Protectionist	1901–1913 1915–1917	1860–1917	Amherst, Vic
	William Sawers		New England	NSW	Protectionist	1901–1903	1844–1916	Stirlingshire, Scotland
	Thomas Skene		Grampians	VIC	Free Trade	1901–1906	1845–1910	Port Phillip, Vic
	Bruce Smith		Parkes	NSW	Free Trade	1901–1919	1851–1937	Rotherhithe, England
	Sydney Smith		Macquarie	NSW	Free Trade	1901–1906	1856–1934	Colyton, NSW
	Elias Solomon		Fremantle	WA	Free Trade	1901–1903	1839–1909	London, England
	Vaiben Solomon		South Australia	SA	Free Trade	1901–1903	1853–1908	Adelaide, SA
	William Spence		Darling	NSW	Labour	1901–1917 1917–1919	1846–1926	Eday, Scotland
	Josiah Thomas		Barrier	NSW	Labour	1901–1917	1863–1933	Camborne, England		Later a member of the Senate (1917–1923, 1925–1929).
	Dugald Thomson		North Sydney	NSW	Free Trade	1901–1910	1849–1922	Camberwell, England
	Frank Tudor		Yarra	VIC	Labour	1901–1922	1866–1922	Williamstown, Vic
	Sir George Turner		Balaclava	VIC	Protectionist	1901–1906	1851–1916	Melbourne, Vic	Treasurer
	David Watkins		Newcastle	NSW	Labour	1901–1935	1865–1935	Wallsend, NSW
	Chris Watson		Bland	NSW	Labour	1901–1903	1857–1939	Valparaíso, Chile	Leader of the Labour Party
	James Wilkinson		Moreton	QLD	Independent Labour	1901–1906	1854–1915	Ipswich, Qld
	William Wilks		Dalley	NSW	Free Trade	1901–1910	1863–1940	Sydney, NSW
	Henry Willis		Robertson	NSW	Free Trade	1901–1910	1860–1950	Port Adelaide, SA
Members elected at by-elections
	Littleton Groom		Darling Downs	QLD	Protectionist	1901–1929 1931–1936	1867–1936	Toowoomba, Qld		Elected at a by-election on 14 September 1901 to fill the casual vacancy caused by the death of his father William Groom.
	William Hartnoll		Tasmania	TAS	Free Trade	1902–1903	1841–1932	Longford, Tas		Elected at a by-election on 26 March 1902 to fill the casual vacancy caused by the death of Frederick Piesse.