William Rosenberg, American entrepreneur, founded Dunkin' Donuts (d. 2002)
William Rosenberg (June 10, 1916 – September 22, 2002) was an American entrepreneur who founded the Dunkin' Donuts franchise in 1950 in Quincy, Massachusetts, one of the pioneers in name-brand franchising, originally named the "Open Kettle" doughnut shop when established in 1948. At the end of 2011, there were more than 10,000 outlets of the chain in 32 countries.