This work evaluates the ontological status of the author-characters in John Fowless Mantissa and Peter Ackroyds Chatterton within the scope of certain poststructuralist and postmodern theories; and it also attempts at demonstrating to what extent the character construction in the two novels experiments with the contemporary theories of the disappearance and the death of the author. This study concludes by suggesting that the representation of the author-characters in Mantissa and Chatterton follows the pattern of the poststructuralist claim of the death of the author