Donald Duncan was an American entrepreneur and inventor, best known for founding the popular toy company Wham-O. He played a significant role in the development of iconic toys such as the Frisbee and the Hula Hoop, which became cultural phenomena in the 1960s. His innovative approach to marketing and product design helped shape the toy industry. In addition to his work with Wham-O, Duncan was also involved in various philanthropic efforts. He supported educational initiatives and contributed to community projects, reflecting his commitment to giving back. His legacy continues to influence toy design and marketing strategies today.