Ian William Chubb AC FAA (born 17 October 1943) is an Australian neuroscientist and academic, who was the Chief Scientist of Australia from 23 May 2011 to 22 January 2016.

[2] In 2006 he was appointed a Companion of the Order "for service to higher education, including research and development policy in the pursuit of advancing the national interest socially, economically, culturally and environmentally, and to the facilitation of a knowledge based global economy".

In April 2011, Chubb was announced as the Chief Scientist of Australia following the resignation of Penny Sackett from that role.

[4] Named ACT Australian of the Year 2011, Chubb was recognised for three decades of service to tertiary education and university governance in Australia, and internationally.

[7] In 2022, the Albanese government commissioned an Independent Review of Australian Carbon Credit Units, that reported in December 2022.