John Wayne, An American Treasure - This site by Denis Graham features an annotated list of all 207 known Wayne films, including TV shows and documentaries, plus quotes, poetry, bio, and more.
John Wayne Cancer Institute - According to the introduction by Patrick Wayne (Duke's son), the institute was established in 1981 by Michael Wayne (also John Wayne's son). The site is very impressive, with a lot of good information for people interested in the fight against cancer.
John "Duke" Wayne: A Tribute - Native Texan Bob Wheeler offers a nice bio, extensive filmography from his collection, and five magazine covers.
John Wayne - Actor, Patriot, Man of Honor - James and Vicki Hatfield have put together an inspiring tribute to the ultimate American actor, including a number of essays.
The John Wayne Film Society - Though you can't tell from the URL, this memorabilia site is also the home of the John Wayne Film Society. You'll find more than just Duke memorabilia here, however. Look for posters, lobby cards, brochures, press kits, and more.
John Wayne Profile - Writer and reviewer Brian W. Fairbanks offers a long single page biography of Wayne that is strong and readable, covering the tough issues of his career with a straightforward, but pro-Duke stance.
The Magic of Duke and Maureen - A site created by June Parker Beck and dedicated to the great friendship between Maureen O'Hara & John Wayne.
Newt's John Wayne Site - Paul Newton's site has regularly changing content that includes a new feature offering 90 different favorite lines from Wayne's films, changing randomly on reloading.
Tom's John Wayne Website - You'll find lots of details about Duke and his career, including profiles of his co-stars, photos and descriptions of the guns seen in his films, movie music, and stories about his film locations. New location!
Relationships With John Wayne - Analyze your relationships with John Wayne for presence and strength of mutual passion, intimacy, commitment, and synergy.