Johnny Guzman debuted on June 8, 1991, playing for the Oakland Athletics at Oakland Coliseum; he played his final game on June 28, 1992, playing for the Oakland Athletics at Oakland Coliseum.
Jose Guzman debuted on September 10, 1985, playing for the Texas Rangers at Arlington Stadium; he played his final game on May 23, 1994, playing for the Chicago Cubs at Wrigley Field.
Johnny Antonelli debuted on July 4, 1948 and played his final game on September 4, 1961.
Johnny Bero debuted on September 26, 1948 and played his final game on July 22, 1951.
Johnny Cueto debuted on April 3, 2008 and played his final game on September 23, 2013.
Johnny Damon debuted on August 12, 1995 and played his final game on August 1, 2012.
Johnny Guzman played in 5 games at pitcher for the Oakland Athletics in 1991, starting in none of them. He played for a total of 15 outs, equivalent to .56 9-inning games. He made no putouts, had one assist, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Freddy Guzman debuted on August 17, 2004, playing for the San Diego Padres at Petco Park; he played his final game on September 18, 2013, playing for the at .
Angel Guzman debuted on April 26, 2006, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 8, 2009, playing for the Chicago Cubs at Wrigley Field.
Jose Guzman debuted on September 10, 1985, playing for the Texas Rangers at Arlington Stadium; he played his final game on May 23, 1994, playing for the Chicago Cubs at Wrigley Field.
Johnny Abrego debuted on September 4, 1985 and played his final game on October 3, 1985.
Johnny Allen debuted on April 19, 1932 and played his final game on September 26, 1944.
Johnny Antonelli debuted on July 4, 1948 and played his final game on September 4, 1961.
Johnny Babich debuted on June 19, 1934 and played his final game on August 28, 1941.
Johnny Barrett debuted on April 14, 1942 and played his final game on September 26, 1946.
Johnny Bassler debuted on July 11, 1913 and played his final game on September 30, 1927.
Johnny Bates debuted on April 12, 1906 and played his final game on October 10, 1914.
Johnny Beall debuted on April 17, 1913 and played his final game on July 16, 1918.