‘The Great Gatsby’ is a novel by -

The Great Gatsby, the third novel by F. Scott Fitzgerald, published in 1925 by Charles Scribner’s Sons. Set in Jazz Age New York, the novel tells the tragic story of Jay Gatsby, a self-made millionaire, and his pursuit of Daisy Buchanan, a wealthy young woman whom he loved in his youth. Unsuccessful upon publication, the book is now considered a classic of American fiction and has often been called the Great American Novel.

Source - Encyclopedia Britannica.