Alastair Mackie is a British artist based in London and Cornwall. He is primarily a sculptor and has exhibited widely in Britain and abroad, most recently at the David Roberts Art Foundation, London, and in the group exhibition Distortion at the Gervasuti Foundation, Venice (a collateral event of the 2009 Venice Biennale).

Collections holding his work include the Saatchi Collection, Damien Hirst's Murderme Collection, and the Wellcome Collection. In 2003, he exhibited in the England & Co curated exhibitions The Map Is Not the Territory iii and Sartorial: conceptual clothing, art and fashion.