She is a member of the Victorian Legislative Council in the Northern Metropolitan Region.

Between 2020 and 2024, Anasina is completing a Bachelor of Social Work from Deakin University.

She is the founder of Engage Pasefika, a grassroots organisation dedicated to addressing gaps in culturally responsive health services and advancing health equity for Pacific Island communities.

[4] She has also served as a Community Advisory Committee member for the Royal Melbourne Hospital.

[4] Gray-Barberio filled the outgoing Legislative Council seat of former Victorian Greens leader Samantha Ratnam, who announced she will be contesting the Wills electorate in the 2025 federal election.