The Barton ministry (Protectionist) was the 1st ministry of the Government of Australia. It was led by the country's 1st prime minister, Sir Edmund Barton. The Barton ministry was formed on 1 January 1901 when Federation took place. The ministry was replaced by the First Deakin ministry on 24 September 1903 following Barton's retirement from Parliament to enter the inaugural High Court.
James Drake, who died in 1941, was the last surviving member of the Barton ministry; Drake was also the last surviving minister of the First Deakin ministry and the Reid government. Elliot Lewis was the last surviving member of the inaugural Barton ministry.
thumb|right|The Barton ministry in 1902 with Australia's second Governor-General [[Hallam Tennyson, 2nd Baron Tennyson|Lord Tennyson]]
Ministry
{| class="wikitable sortable"
|-
!colspan="2" | Party
! Minister
! Portrait
! Portfolio
|-
| | ||rowspan=11| Protectionist
| Sir Edmund Barton <br />
for Hunter <br />
| 100px
|
- Prime Minister
- Leader of the Protectionist Party
- Minister for External Affairs
|-
| |
| Alfred Deakin <br />
for Ballaarat <br />
| 100px
|
- Deputy Leader of the Protectionist Party
- Attorney-General
|-
| |
| Sir William Lyne <br />
for Hume<br/>
| 100px
|
- Minister for Home Affairs <small>(to 11 August 1903)</small>
- Minister for Trade and Customs <small>(from 11 August 1903)</small>
|-
| |
| Charles Kingston <br />
for South Australia <br />
| 100px
|
- Minister for Trade and Customs <small>(to 24 July 1903)</small>
|-
| |
| Sir George Turner <br />
for Balaclava <br />
| 100px
|
- Treasurer
|-
| |
| Sir James Dickson <br />
| 100px
|
- Minister for Defence <small>(to 10 January 1901)</small>
|-
| |
| Sir John Forrest <br />
for Swan <br />
| 100px
|
- Postmaster-General <small>(to 17 January 1901)</small>
- Minister for Defence <small>(from 17 January 1901 to 10 August 1903)</small>
- Minister for Home Affairs <small>(from 11 August 1903)</small>
|-
| |
| Richard O'Connor <br />
Senator for New South Wales <br />
| 100px
|
- Vice-President of the Executive Council
- Leader of the Government in the Senate
|-
| |
| Elliott Lewis <br />
| 100px
|
- Minister without Portfolio <small>(to 23 April 1901)</small>
|-
| |
| James Drake <br />
Senator for Queensland <br />
<small>(in Ministry from 5 February 1901)</small>
| 100px
|
- Postmaster-General <small>(from 5 February 1901 to 10 August 1903)</small>
- Minister for Defence <small>(from 10 August 1903)</small>
|-
| |
| Sir Philip Fysh <br />
for Tasmania <br />
<small>(in Ministry from 23 April 1901)</small>
| 100px
|
- Minister without Portfolio <small>(from 23 April 1901 to 10 August 1903)</small>
- Postmaster-General <small>(from 10 August 1903)</small>
|}