Joanna Murray-Smith (born 17 April 1962) is a Melbourne based Australian playwright, screenwriter, novelist, librettist and newspaper columnist.
Murray-Smith was born in Mount Eliza, Victoria; her father was the literary editor and academic Stephen Murray-Smith (1922–1988). She attended Toorak College and graduated with a BA (Hons) from the University of Melbourne. On a Rotary International Scholarship in 1995, Murray-Smith attended the writing program at Columbia University, New York. In 2003, she took a sabbatical in Italy. She is married to husband Raymond Gill and has two sons.
Many of Murray-Smith's plays have been performed around the world. Honour has been produced in more than three dozen countries, including productions on Broadway and at the Royal National Theatre in London.
Honour was created in 1995 when Murray-Smith was studying in the writing program at Columbia University in New York. There, the play's first public appearance was in a reading with Meryl Streep, Sam Waterston and Kyra Sedgwick. The play was then performed at the Belasco Theatre on Broadway in 1998 with Jane Alexander, Robert Foxworth, Laura Linney and Enid Graham; it earned Tony Award nominations for Alexander and Graham. It was performed at London's Royal National Theatre with Eileen Atkins who won best actress in the Laurence Olivier Awards for the role. Its West End performance took place at Wyndham's Theatre in 2006 with Diana Rigg, Martin Jarvis and Natascha McElhone.