Arnon Yasha Yves Grunberg (Dutch pronunciation: [ˈɑrnɔn ˈjɑʃaː iːv ˈɣrʏnbɛrx]; born 22 February 1971) is a Dutch writer of novels, essays, and columns, as well as a journalist. He wrote some of his work under the heteronym Marek van der Jagt. He lives in New York.