The Jack Ryan Jr. Series of Books

By Tom Clancy features the character  Jack Ryan, Jr. in


          The Teeth of the Tiger
          Locked On
          Command Authority
          Duty and Honor
          Line of Sight
          Firing Point
          Zero Hour
          Target Acquired

     Dead or Alive
     Threat Vector
     Command Authority
     Support and Defend
     Under Fire
     Point of Contact
     Enemy Contact
     Flash Point