The Ghosts of the Heaviside Layer, and Other Fantasms is a collection of ghost stories, essays and plays by Anglo-Irish fantasy writer Lord Dunsany, edited by Darrell Schweitzer and illustrated by Tim Kirk.

It was first published in hardcover by Owlswick Press in 1980.

[1] The book collects fourteen short stories, nineteen essays and two plays by the author, including two of his Jorkens stories, with an introductory foreword by Schweitzer.