Harry Burnett Reese and his wife, Blanche Edna Hyson, had 8 girls and 8 sons. 13 lived to adulthood.
...He died on May 16, 1956, and was succeeded by his six sons. (John M. Reese served as president of the firm; Robert H., treasurer; Ralph C., secretary; Edward I., vice-president; Harry B., Jr., traffic manager; Richard C., sales manager.) In 1963, the company was sold to Hershey Chocolate Corporation.
http://www.hersheyarchives.org/essay/details.aspx?EssayId=29
http://www.ask.com/wiki/Reese's_Peanut_Butter_Cups?o=3986&qsrc=999
Cool names sake, Here is some history on it.