Andrus Kivirähk (born August 17, 1970) is an Estonian writer, a playwright, topical satirist, and screenwriter. As of 2004, 25,000 copies of his novel Rehepapp ehk November (Old Barny or November) had been sold, making him the most popular 21st century Estonian writer. His book Mees, kes teadis ussisõnu (The Man Who Spoke Snakish) (2007) has been one of the top selling books in Estonia. He has been a member of the Estonian Writers' Union (in Estonian: Eesti Kirjanike Liit) since 1996.