Edward A. Counihan Jr. (1882 – February 1, 1961)^[1] was a justice of the Massachusetts Supreme Judicial Court from 1949 to 1960. He was appointed by Governor Paul A. Dever.

Born in Cambridge, Massachusetts,^[1] and raised in Dorchester, Counihan attended Cambridge Latin School, and received an undergraduate degree from Harvard College in 1904, followed by a law degree from Harvard Law School in 1906.^[2] Counihan and Dever were friends from childhood,^[2] and Counihan's later classmates included Franklin D. Roosevelt at Harvard College, and Felix Frankfurter at Harvard Law School.^[1]

Counihan was "active in city government" in Cambridge,^[1] and chaired the committee of arrangements of a charitable gala in 1909.^[3] He served in the Massachusetts Senate before becoming a judge. On March 23, 1921, Governor Channing H. Cox named Counihan to a seat on the District Court of East Cambridge,^[4] where Counihan remained for 28 years, before being named to the state supreme court in 1949. Counihan retired from the bench on November 23, 1960.^[1]

Counihan died at his home in Cambridge at the age of 78.^[1]