Lucinda Coxon is an English playwright and screenwriter.

Her plays include: a version of Ibsen's John Gabriel Borkman (Bridge Theatre, London, 2022); Alys, Always, adapted from the novel by Harriet Lane (Bridge Theatre, London, 2019); Herding Cats (Ustinov Theatre, Bath, 2010, & Hampstead Theatre, 2011); and Happy Now? (National Theatre, 2008).

Her screenplays include The Danish Girl, The Crimson Petal and the White and The Little Stranger.