List of Famous people born in Massachusetts, United States of America

Paul V. Mockapetris is an American computer scientist and Internet pioneer, who invented the Internet Domain Name System (DNS).

James "Shamus" Culhane was an American animator, film director, and film producer.

Leroy Fletcher Prouty served as Chief of Special Operations for the Joint Chiefs of Staff under President John F. Kennedy. A former colonel in the United States Air Force, he retired from military service to become a bank executive. He subsequently became a critic of U.S. foreign policy, particularly the covert activities of the Central Intelligence Agency (CIA) about which he had considerable inside knowledge. Prouty was the inspiration for the character "Mr. X" in Oliver Stone's film JFK.

Eric Bogosian is an American actor, playwright, monologuist, novelist, and historian. Descended from Armenian American immigrants, he grew up in Watertown and Woburn, Massachusetts, and attended University of Chicago and Oberlin College. His numerous plays include subUrbia (1994) and the Pulitzer-nominated Talk Radio (1987), both of which were adapted to film by Richard Linklater and Oliver Stone, respectively. He also starred as Arno in the Safdie brothers' critically acclaimed film Uncut Gems (2019).

Frank McCormack is an American former cyclist. His younger brother Mark was also a professional cyclist.

Debra Granik is an American filmmaker. She is most known for 2004's Down to the Bone, which starred Vera Farmiga, 2010's Winter's Bone, which starred Jennifer Lawrence in her breakout performance and for which Granik was nominated for Academy Award for Best Picture and Best Adapted Screenplay, and 2018's Leave No Trace, a film based on the book My Abandonment by Peter Rock.

William Crowninshield Endicott was an American politician and Secretary of War in the first administration of President Grover Cleveland (1885-1889).

Charles Sinclair Weeks, better known as Sinclair Weeks, served as United States Senator from Massachusetts (1944) and as United States Secretary of Commerce from 1953 until 1958, during President Eisenhower's administration.

Josiah Dwight Whitney was an American geologist, professor of geology at Harvard University, and chief of the California Geological Survey (1860–1874). Through his travels and studies in the principal mining regions of the United States, Whitney became the foremost authority of his day on the economic geology of the U.S. Mount Whitney, the highest point in the contiguous 48 United States, and the Whitney Glacier, the first confirmed glacier in the United States, on Mount Shasta, were both named after him by members of the Survey.