Nominated, British Theatre Awards, Best New Play for Young People, Wind in the Willows, 2015
Nominated, Olivier Award for Best New Opera, The Firework Maker’s Daughter (libretto), 2014
Cholmondeley Prize in Poetry (£1000) from the Society of Authors, 2014
British Theatre Guide’s ‘Best Play on the Fringe’, for The Lifeblood,Edinburgh Festival 2004
Geoffrey Faber Memorial Prize, 2004 (for The Nerve)
Fellow of the Royal Society of Literature, 1999
Fellow of the Welsh Academy, 2000
E.M.Forster Prize, American Academy of Arts and Letters, 1997
Somerset Maugham Prize, Society of Authors, 1992
T.S. Eliot Prize Shortlist 1995, 1998, 2008
Forward Prize Shortlist, 1998, 2009, 2013
Whitbread Poetry Prize Shortlist, 1992, 1995
Eric Gregory Award, 1992
3rd Prize, National Poetry Competition, 1989