is a collection of fantasy and horror short stories by American author Manly Wade Wellman.

The collection consists of all of Wellman's Silver John stories that had been published at the time.

The book is dedicated to Wellman's friend, the North Carolina folkorist and musician Bascom Lamar Lunsford.

Darrell Schweitzer has described the book as a classic of fantasy literature, stating Who Fears The Devil?

"has genuinely enriched the field because of its unique subject matter and Wellman's heartfelt enthusiasm for it".