Arthur Koestler is a book by Mark Levene about the life and work of Hungarian-British writer Arthur Koestler.

The book was in published in 1984, one year after Koestler's suicide.

The book is divided into seven main chapters, of which the first of is a biography and the other six critical essays on each of Koestler's six novels, his stories and his play Twilight Bar.

The book, which measures 200 mm x 120 mm (small format) was published by Frederick Ungar Publishing Co. in New York, 1984, and by Oswald Wolff (Publishers) in London, 1985, ISBN 0-85496-086-4 (cloth); ISBN 0-85496-089-9 (paperback).

This article about a biographical book on writers or poets is a stub.