The 1970 United States Senate election in Massachusetts was held on November 3, 1970. The incumbent Democratic Senator Ted Kennedy defeated his challengers. This was Kennedy's first election run since the 1969 Chappaquiddick incident.
Mark R. Shaw (Prohibition) - Former Prohibition Party candidate for U.S. Senator from Massachusetts in 1946, 1952, 1958, 1969, 1962, and 1966. He was the party's candidate for governor of Massachusetts in 1948 and 1956. In 1964, he was the Prohibition Party's candidate for vice-president of the United States.