Edward Thomas "Dee" Cousineau (December 16, 1898 – July 14, 1951) was an American professional baseball player. He played in five games in Major League Baseball for the Boston Braves over three seasons: one in 1923, three in 1924, and one in 1925, all as a catcher. In 1923, he went 2-for-2 at the plate for a 1.000 batting average, but in 1924 he went 0-for-2 to bring his career average to .500.