Colin de Grussa is a National Party Member of the Western Australia Legislative Council for the Agricultural Region.
Mr de Grussa was the National Party’s State President from 2013-2015 and stood for the Legislative Assembly seat of Eyre in 2013, missing out on election by only 125 votes.
Following the 2021 WA state elections, Mr de Grussa became the Shadow Minister for agriculture and food, fisheries, ports, and veterans affairs. The National-Liberal Alliance was formed in February 2023 and Mr de Grussa became the deputy leader of the opposition and opposition whip in the Legislative Council and the Shadow Minister for agriculture & food, fisheries, ports, veterans issues, and regional communications.
In 2014, Mr de Grussa was awarded a Nuffield Scholarship for research into how farmers interact with government for the benefit of their industry.