Ellery Queen: A scientific discussion of many Queen-books within the context of other mystery-authors.
Ellery Queen: Information about the writer and character.
Ellery Queen: Biography, list of novels with synopses, and information about television and movie adaptations.
Ellery Queen Page: An extensive list of books published by Dannay/Lee and under the name of Ellery Queen.
Ellery Queen Works: Full list of books with pictures of covers. Also some information about the authors (including the additional ones from the later time)
Ellery Queen's Favourites: A list of some of the author's favorite novels and short stories.
Mysterynet.com: Ellery Queen: Features information about the author(s) and characters. Includes a discussion board.
The Ellery Queen Award: List of winners of the award established in 1983 to honor writing teams and outstanding people in the mystery-publishing industry.