Blueback is a 2023 Australian drama film directed by Robert Connolly, from a screenplay written by Connolly and Tim Winton, based on Winton's 1997 novel of the same name. The film centres on a young girl who befriends a wild blue groper while diving, and becomes a passionate activist for protecting the ecosystem of Australia's coral reefs from destruction. It stars Mia Wasikowska, Radha Mitchell, Ilsa Fogg, Liz Alexander, Ariel Donoghue, Clarence Ryan, Pedrea Jackson, Erik Thomson, Eddie Baroo and Eric Bana.

The film premiered at the 2022 Toronto International Film Festival on 10 September 2022, with its official theatrical release in Australia on 1 January 2023.