The Sixth Menzies ministry (Liberal–Country Coalition) was the 36th ministry of the Government of Australia led by the country's 12th Prime Minister, Robert Menzies. The Sixth Menzies ministry succeeded the Fifth Menzies ministry, which dissolved on 9 July 1954 following the federal election that took place in May. It was then replaced by the Seventh Menzies ministry on 11 January 1956 following the 1955 federal election.
Paul Hasluck, who died in 1993, was the last surviving member of the Sixth Menzies Ministry; Hasluck was also the last surviving member of the Fifth Menzies Ministry. John McEwen was the last surviving Country minister.
Ministry
{| class="wikitable sortable"
!colspan="2"|Party
!Minister
!Portrait
!Portfolio
|-
| | ||Liberal
| Robert Menzies <br />
for Kooyong <br />
| 100px
|
- Prime Minister
- Leader of the Liberal Party
|-
| | ||Country
| Sir Arthur Fadden <br />
for McPherson <br />
| 100px
|
- Leader of the Country Party
- Treasurer
|-
| | ||Liberal
| Sir Eric Harrison <br />
for Wentworth <br />
| 100px
|
- Deputy Leader of the Liberal Party
- Minister for Defence Production
- Vice-President of the Executive Council
- Minister for the Army <small>(from 7 November 1955)</small>
- Minister for the Navy <small>(from 11 July 1955)</small>
- Leader of the House
|-
| | ||Liberal
| Harold Holt <br />
for Higgins <br />
| 100px
|
- Minister for Labour and National Service
- Minister for Immigration
|-
| | ||Country
| John McEwen <br />
for Murray <br />
| 100px
|
- Deputy Leader of the Country Party
- Minister for Commerce and Agriculture
|-
| | ||Liberal
| Richard Casey <br />
for La Trobe <br />
| 100px
|
- Minister for External Affairs
- Minister in charge of the Commonwealth Scientific and Industrial Research Organisation
|-
| | ||Liberal
| Philip McBride <br />
for Wakefield <br />
| 100px
|
- Minister for Defence
|-
| | ||Liberal
| John Spicer <br />
Senator for Victoria <br />
| 100px
|
- Attorney-General
- Minister for Shipping and Transport <small>(from 14 September 1955 to 27 September 1955)</small>
|-
| | ||Liberal
| Neil O'Sullivan <br />
Senator for Queensland <br />
| 100px
|
- Leader of the Government in the Senate
- Minister for Trade and Customs
|-
| | ||Liberal
| Howard Beale <br />
for Parramatta <br />
| 100px
|
- Minister for Supply
|-
| | ||Liberal
| George McLeay <br />
Senator for South Australia <br />
| 100px
|
- Minister for Shipping and Transport <small>(to 14 September 1955)</small>
|-
| | ||Country
| Larry Anthony <br />
for Richmond <br />
| 100px
|
- Postmaster-General
|-
| | ||Country
| Sir Earle Page <br />
for Cowper <br />
| 100px
|
- Minister for Health
|-
| | ||Liberal
| Josiah Francis <br />
for Moreton <br />
| 100px
|
- Minister for the Army <small>(to 7 November 1955)</small>
- Minister for the Navy <small>(to 11 July 1955)</small>
|-
| | ||Liberal
| Bill Spooner <br />
Senator for New South Wales <br />
| 100px
|
- Minister for National Development
|-
| | ||Country
| Walter Cooper <br />
Senator for Queensland <br />
| 100px
|
- Minister for Repatriation
|-
| | ||Liberal
| Paul Hasluck <br />
for Curtin <br />
| 100px
|
- Minister for Territories
|-
| | ||Liberal
| Wilfrid Kent Hughes <br />
for Chisholm <br />
| 100px
|
- Minister for the Interior
- Minister for Works
|-
| | ||Liberal
| William McMahon <br />
for Lowe <br />
| 100px
|
- Minister for Social Services
|-
| | ||Liberal
| Athol Townley <br />
for Denison <br />
| 100px
|
- Minister for Air
- Minister for Civil Aviation
|-
| | ||Liberal
| Shane Paltridge <br />
Senator for Western Australia <br />
<small>(in Ministry from 27 September 1955)</small>
| 100px
|
- Minister for Shipping and Transport <small>(from 27 September 1955)</small>
|}