His father served in the United States Army, where he met his future wife in England.
After giving birth to Dupont's older sister, the family moved to Bedford, Massachusetts, where he was born on January 11, 1953.
[1] Dupont graduated from Bedford High School in 1971 and was later inducted into their Athletic Hall of Fame.
[3] Later, in 1979, Dupont was elected to the Baseball Writers' Association of America Board of Directors starting in 1980.
[5] Due to his successful journalism career with the Times, Dupont was hired full-time with The Boston Globe as a beat writer.