Malcolm Ieuan Roberts (born 3 May 1955) is an Australian politician who has been a senator for Queensland since 2019 as a member of One Nation. He was previously a senator from 2016 to 2017.
Roberts studied engineering at the University of Queensland. He was a mining engineer before entering politics, working in the coal industry including as general manager of the Gordonstone coal mine in central Queensland. Roberts was elected to the Senate at the 2016 federal election, running second in One Nation's ticket in Queensland behind party leader Pauline Hanson. In 2017, during the Australian parliamentary eligibility crisis, he was disqualified from parliament for holding British citizenship by descent in breach of section 44 of the constitution. He was re-elected to the Senate at the 2019 election as One Nation's lead candidate in Queensland.
Roberts is a conservative known for his climate change denial, and has been a proponent of fringe global warming conspiracy theories. Prior to his election to the Senate he founded the Galileo Movement to lobby against the Gillard government's carbon pricing legislation. He has also been associated with anti-globalism and opposition to the United Nations.
We estimate Malcolm Roberts received a parliamentary salary of: $239,270
Based on the Remuneration Tribunal base salary of $239,270 plus any additional allowance for ministerial, shadow or office-holder roles held at time of generation.