Billy Muffett debuted on August 3, 1957, playing for the St. Louis Cardinals at Sportsman's Park IV; he played his final game on April 28, 1962, playing for the Boston Red Sox at Fenway Park II.
Billy Alvord debuted on April 30, 1885 and played his final game on July 8, 1893.
Billy Beane debuted on September 13, 1984 and played his final game on October 1, 1989.
Billy Bowers debuted on April 24, 1949 and played his final game on June 9, 1949.
Billy Urbanski debuted on July 4, 1931, playing for the Boston Braves at Braves Field; he played his final game on April 23, 1937, playing for the at .
Billy Cox debuted on September 20, 1941, playing for the Pittsburgh Pirates at Forbes Field; he played his final game on June 11, 1955, playing for the Baltimore Orioles at Memorial Stadium.
Billy Muffett played in 23 games at pitcher for the Boston Red Sox in 1960, starting in 14 of them. He played for a total of 375 outs, equivalent to 13.89 9-inning games. He made 11 putouts, had 17 assists, and committed one error, equivalent to .072 errors per 9-inning game. He had one double play.
Billy Muffett played in 38 games at pitcher for the Boston Red Sox in 1961, starting in 11 of them. He played for a total of 338 outs, equivalent to 12.52 9-inning games. He made 6 putouts, had 18 assists, and committed no errors, equivalent to 0 errors per 9-inning game. He had one double play.
Billy Muffett played in 23 games at pitcher for the St. Louis Cardinals in 1957, starting in none of them. He played for a total of 131 outs, equivalent to 4.85 9-inning games. He made 2 putouts, had 4 assists, and committed one error, equivalent to .206 errors per 9-inning game. He had one double play.
Billy Muffett played in 35 games at pitcher for the St. Louis Cardinals in 1958, starting in 6 of them. He played for a total of 252 outs, equivalent to 9.33 9-inning games. He made 3 putouts, had 12 assists, and committed one error, equivalent to .107 errors per 9-inning game. He had one double play.
Billy Alvord debuted on April 30, 1885 and played his final game on July 8, 1893.
Billy Beane debuted on September 13, 1984 and played his final game on October 1, 1989.
Billy Bowers debuted on April 24, 1949 and played his final game on June 9, 1949.
Billy Arnold debuted on April 26, 1872 and played his final game on May 2, 1872.
Billy Ashley debuted on September 1, 1992 and played his final game on July 30, 1998.
Billy Baldwin debuted on July 29, 1975 and played his final game on September 28, 1976.
Billy Barnie debuted on May 7, 1874 and played his final game on June 28, 1886.
Billy Brewer debuted on April 8, 1993 and played his final game on October 2, 1999.