| Portfolio |
Minister |
| Prime Minister |
Rt Hon Billy
Hughes, KC MP |
| Attorney-General |
Rt Hon Billy
Hughes, KC MP (to 21 December 1921)
Hon Littleton Groom,
MP (from 21 December 1921)
|
| Treasurer |
Hon William
Watt, MP (to 15 June 1920)
Rt Hon Joseph Cook, MP
(28 July 1920 to 11 November 1921)
Hon Stanley Bruce, MP
(from 21 December 1921)
|
| Minister for Home and
Territories |
Hon Alexander
Poynton, MP (to 21 December 1921)
Senator
Hon George Pearce (from
21 December 1921)
|
| Minister for External
Affairs |
Rt Hon Billy
Hughes, KC MP (from 21 December
1921) |
| Minister for Trade and Customs |
Hon Walter
Massy-Greene, MP (to 21 December
1921)
Hon Arthur Rodgers, MP
(from 21 December 1921)
|
| Minister for Defence |
Senator Hon George
Pearce (to 21
December 1921)
Hon Walter Massy-Greene,
MP (from 21 December 1921)
|
| Minister
for the Navy |
Rt Hon Joseph
Cook, MP (to 28 July 1920)
Hon William Laird Smith,
MP (28 July 1920 to 21 December 1921)
|
| Minister for Repatriation |
Senator Hon Edward
Millen |
| Minister for Works and
Railways |
Hon Littleton
Groom, MP (to 21 December 1921)
Hon Richard Foster, MP
(from 21 December 1921)
|
| Minister for Health |
Hon Walter
Massy-Greene, MP (from 10 February
1921) |
| Postmaster-General |
Hon George
Wise, MP (to 21 December 1921)
Hon Alexander Poynton,
MP (from 21 December 1921)
|
| Vice-President of the
Executive Council |
Senator Hon Edward
Russell (to 21
December 1921)
Senator
Hon John Earle (from
21 December 1921)
|
| Leader of the Government in
the Senate |
Senator Hon Edward
Millen |
| Assistant Minister for
Defence |
Hon Sir Granville
Ryrie, KCMG MP (to 21 December
1921) |
| Assistant Minister for
Repatriation |
Hon Arthur
Rodgers, MP (28 July 1920 to 21
December 1921)
Hon Hector Lamond, MP
(from 21 December 1921)
|
| Honorary Minister |
Hon William
Laird Smith, MP (to 28 July 1920) |
