Jordon Alexander Steele-John (born 14 October 1994) is an English-born Australian politician who is a member of the Australian Senate representing Western Australia for the Australian Greens.
A disability rights advocate and politician; he replaced Scott Ludlam, who resigned after realising his New Zealand citizenship had not been renounced.
On 27 October 2017, the High Court of Australia, sitting as the Court of Disputed Returns, ordered the Australian Electoral Commission to conduct a recount of senate ballots in Western Australia, and Steele-John was declared elected at age twenty-three, making him the youngest sitting member in the Australian parliament and youngest senator.