Jack Ryan (character) Jack Ryan (character) John Patrick "Jack" Ryan, Sr. is a fictional character created by author Tom Clancy and featured in his Ryanverse novels, which have consistently topped the New York Times best seller list over 30 years. Since Clancy’s death in 2013, four other authors have continued the Ryan franchise and its other connecting series with the approval of the Clancy family estate: Mark Greaney, Grant Blackwood, Mike Maden, and Marc Cameron. The son of a Baltimore police detective and a nurse, Jack Ryan is a former U.S. Marine and stockbroker who became a history teacher at Boston College in
Jack T. Chance Jack T. Chance Jack T. Chance is a fictional character featured in comic books published by DC Comics. He is a Green Lantern from the world of Garnet—also known as Hellhole. Physically, he is a tall, blue-skinned humanoid. Other distinguishing features include a trademark trench coat, what appear to be brown leather pants, and a skull around his neck. He first appears in "Green Lantern Corps Quarterly" #1 in the summer of 1992. The story was entitled "Layin' Down the Law". Created by John Ostrander, Chance is loosely based upon another Ostrander character named GrimJack. Jack T. Chance is from