The Second Deakin Ministry was the fifth Australian Commonwealth ministry, and ran from 5 July 1905 to 24 January 1907.
Hon Littleton Groom, MP (from 12 October 1906)
Hon Thomas Ewing (from 12 October 1906)
Senator Hon John Keating (from 12 October 1906)
Hon Samuel Mauger (from 12 October 1906)