Nancy J. Jacobson Caffyn (born August 21, 1934 in Middletown, Connecticut, died May 26, 2010) was an American politician who served as the Mayor of South Windsor, Connecticut from 1977–79 as the 3rd Barnstable District representative in the Massachusetts House of Representatives from 1999–2001.Caffyn grew up in East Hampton, Connecticut. Her father, Arthur Jacobson was a member of the Connecticut Senate. At the age of 21 she married United States Air Force cadet Allan Caffyn.