More Tales of the Black Widowers is a collection of mystery short stories by science fiction author Isaac Asimov featuring his fictional club of mystery solvers, the Black Widowers. It was first published in hardcover by Doubleday in 1976, and in paperback by the Fawcett Crest imprint of Ballantine Books in November 1977.
This book is the second of the six books featuring the Black Widowers. It collects twelve stories by Asimov, most reprinted from mystery magazines and a few previously unpublished, together with a general introduction, a general afterword, and an afterword following each story by the author. Each story involves the club members' knowledge of trivia.