This article provides information on candidates who stood for the 1903 Australian federal election.
Sitting members at the time of the election are shown in bold text.
Tickets that elected at least one Senator are highlighted in the relevant colour.
Free Trade Senators Albert Gould, Edward Millen and James Walker were not up for re-election.
Protectionist Senator Thomas Playford and Free Trade Senators Sir Richard Baker and Sir Josiah Symon were not up for re-election.
Four seats were up for election, one of which was for the short-term vacancy caused by Free Trade Senator Sir Frederick Sargood's death which had been filled in the interim by Free Trader Robert Reid.
Protectionist Senators Simon Fraser and Sir William Zeal were not up for re-election.