Clifford Virgil Matteson (November 24, 1861 – December 18, 1931) was an American professional baseball player who pitched one game in Major League Baseball for the 1884 St. Louis Maroons. The game took place on June 13, with Matteson starting the game as pitcher. He pitched six innings, gave up nine hits, one of which was a home run, and gave up 11 runs, six of which were earned, and he earned the win because the Maroons won the game 16–11.