Matthew Porter played in 3 games at outfield for the Kansas City Cowboys in 1884, starting in none of them. He made 4 putouts, had 2 assists, and committed 2 errors, equivalent to .667 errors per game (estimate based on total games played in). He had one double play.
NFL player Tracy Porter played for Indiana.
NFL player Sean Porter played for Texas A&M.
Matthew Brown debuted on May 10, 2007 and played his final game on September 28, 2008.
Matthew Cepicky debuted on July 31, 2002 and played his final game on May 2, 2006.
NBA player Otto Porter Jr. played for Georgetown.
Bob Porter debuted on May 13, 1981, playing for the at ; he played his final game on September 30, 1982, playing for the Atlanta Braves at Atlanta-Fulton County Stadium.
NFL player Matthew Mulligan played for Maine.
NFL player Matthew Slater played for UCLA.
NFL player Matthew Masifilo played for Stanford.
Henry Porter debuted on September 27, 1884, playing for the Milwaukee Brewers at ; he played his final game on May 25, 1889, playing for the Kansas City Cowboys at Exposition Park.
NBA player Matthew Dellavedova played for Saint Mary's.