B
Bold indicates Hall of Famer.
*Indicates active as of 2008.
| Buddy Biancalana | 1982-1987 |
| Tommy Bianco | 1975-1975 |
| Hank Biasatti | 1949-1949 |
| Jim Bibby | 1972-1984 |
| Dante Bichette | 1988-2001 |
| Vern Bickford | 1948-1954 |
| Dan Bickham | 1886-1886 |
| Charlie Bicknell | 1948-1949 |
| Rocky Biddle | 2000-2004 |
| Oscar Bielaski | 1872-1876 |
| Mike Bielecki | 1984-1997 |
| Harry Biemiller | 1920-1925 |
| Lou Bierbauer | 1886-1898 |
| Nick Bierbrodt | 2001-2004 |
| Randor Bierd* | 2008-2008 |
| Charlie Bierman | 1871-1871 |
| Steve Bieser | 1997-1998 |
| Carson Bigbee | 1916-1926 |
| Lyle Bigbee | 1920-1921 |
| Larry Bigbie | 2001-2006 |
| Elliot Bigelow | 1929-1929 |
| Craig Biggio | 1988-2007 |
| Charlie Biggs | 1932-1932 |
| Ivan Bigler | 1917-1917 |
| George Bignell | 1884-1884 |
| Larry Biittner | 1970-1983 |
| Dann Bilardello | 1983-1992 |
| Jim Bilbrey | 1949-1949 |
| Emil Bildilli | 1937-1941 |
| Steve Bilko | 1949-1962 |
| Brent Billingsley | 1999-1999 |
| Chad Billingsley* | 2006-2008 |
| Dick Billings | 1968-1975 |
| Harry Billiard | 1908-1915 |
| Jack Billingham | 1968-1980 |
| Josh Billings | 1913-1923 |
| Josh Billings | 1927-1929 |