|Prime Minister and Minister for External Affairs||Rt Hon Edmund Barton, KC MP|
|Attorney-General||Hon Alfred Deakin, MP|
|Minister for Home Affairs||Hon Sir William Lyne, KCMG MP (to 11 August 1903)
Rt Hon Sir John Forrest, GCMG MP (from 11 August 1903)
|Minister for Trade and Customs||Rt Hon Charles Kingston, KC MP (to 24 July 1903)
Hon Sir William Lyne, KCMG MP (from 11 August 1903)
|Treasurer||Rt Hon Sir George Turner, KCMG MP|
|Minister for Defence||Hon Sir James Dickson, KCMG (to 10 January 1901)
Rt Hon Sir John Forrest, GCMG MP (17 January 1901 to 10 August 1903)
Senator Hon James Drake (from 10 August 1903)
|Postmaster-General||Rt Hon Sir John Forrest, GCMG MP (to 17 January 1901)
Senator Hon James Drake (5 February 1901 to 10 August 1903)
Hon Sir Philip Fysh, KCMG MP (from 10 August 1903)
|Vice-President of the Executive Council||Senator Hon Richard O'Connor, KC|
|Ministers without portfolios||Hon Elliott Lewis (to 23 April 1901)
Hon Sir Philip Fysh, KCMG MP (26 April 1901 to 10 August 1903)
- "Ministries and Cabinets". Parliamentary Handbook. Parliament of Australia. Retrieved 17 September 2010.
- Dickson was Premier of Queensland 1898-99. He was intending to seek election to the Commonwealth Parliament but died on 10 January 1901.
- Lewis was Premier of Tasmania 1899-1903, 1909, 1909-12. He did not seek election to the Commonwealth Parliament.