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
John J. "Bald Jack" Ryan east of San Diego, on the road to El Centro, California. Potero is in the Cayamaca Mountains, about a mile from the Mexican border at Tecate. Jack remained at Potero until his death in October 1930 at the age of 70. During this time, he managed a string of horses owned by Alexander Pantages and raced the horses at the Mexican border tracks. The house he lived in still exists, but it is rubble. John J. "Bald Jack" Ryan John J. Ryan was an American businessman. Ryan was born on August 9, 1862 in Cincinnati, Ohio. His parents, Michael Ryan