The inventive little brother of Mark Hatfield, John T. Hatfield is a fearless man who faces life’s challenges head-on. He is a recreational pilot and has 33 years of experience as racecar driver. He is a fighter to the core and sees nothing wrong with fighting with the McCoys. John T. is a great story-teller with a good sense of humor, and he is devoted to his children, John and Johnna, and his wife, Diana. He and Mark have had a falling out, but John T. is determined to make amends with his brother.