William Groves Clark, Jr. (1912–1990) was an American jurist and politician who served as an associate justice of Gloucester District Court and was a member of the Massachusetts House of Representatives.
[2] Clark served as a member of the Massachusetts House of Representatives from 1941 to 1942.
[1] During World War II, he worked in counter espionage for the Federal Bureau of Investigation.
In 1972 he was appointed to the Gloucester District Court by Governor Francis W. Sargent.
[2] Clark died on November 14, 1990, at Massachusetts General Hospital.