- Baena, Marisa
- Bagaric, Dalibor
- Bagwell, Jeff
- Bailey, Champ
- Bailey, George
- Bailey, Karsten
- Bailey, Robert
- Baker, Eugene
- Baker, Frank
- Baker, Jason
- Baker, Robert
- Baker, Vin
- Bako, Paul
- Balboa, Marcelo
- Baldwin, Howard
- Banks, Ernie
- Banks, Tony
- Banner, Mike
- Barber, Ronde
- Barber, Shawn
- Barber, Tiki
- Barcelo, Lorenzo
- Barker, Bryan
- Barker, Cam
- Barker, James
- Barker, Kevin
- Barkley, Erick
- Barlow, Reggie
- Barnaby, Matthew
- Barnes, Brian
- Barnes, Chris
- Barnes, Marlon
- Barnes, Stu
- Barney, Lem
- Barrett, Chad
- Barrett, David
- Barrett, Michael
- Barrie, Len
- Barrow, Ed
- Barry, Brent
- Barry, Jon
- Bartholomew, Brent
- Bartholomew, Jean
- Barton, Eric
- Bartrum, Mike
- Batch, Charlie
- Bates, D'Wayne
- Bates, Shawn
- Batista, Miguel
- Batista, Tony
- Battie, Tony
- Battier, Shane
- Battle, Ashley
- Battles, Ainsley
- Bauer, Kim
- Baugh, Sammy
- Bautista, Danny
- Baxter, Fred
- Baylor, Elgin
- Bazuin, Dan
- Beamer, Frank
- Bean, Andy
- Bean, Robert
- Beasley, Aaron
- Beasley, Damarcus
- Beasley, Fred
- Beasley, Jonathan
- Becht, Anthony
- Beck, Chip
- Beck, John
- Beck, Rod
- Becker, Boris
- Beckett, Josh
- Beckman, Cameron
- Beckman, John
- Bedard, Erik
- Bednarik, Chuck
- Beekman, Josh
- Beem, Rich
- Begay III, Notah
- Begin, Steve
- Beimel, Joe
- Belak, Wade
- Belanger, Eric
- Belanger, Ken
- Belfour, Ed
- Bell, Bert
- Bell, Cool Papa
- Bell, David
- Bell, Derek
- Bell, Jason
- Bell, Jay
- Bell, Kendrell
- Bell, Mark
- Bell, Myron
- Bell, Raja
- Bellhorn, Mark
- Belliard, Ronnie
- Bellinger, Clay
- Belser, Jason
- Beltran, Carlos
- Beltre, Adrian
- Benard, Marvin
- Bench, Johnny
- Bender, Chief
- Bender, Jonathan
- Benes, Andy
- Benitez, Armando
- Benjamin, Corey
- Bennett, Brandon
- Bennett, Darren
- Bennett, Gary
- Bennett, Jim
- Bennett, Mike
- Benoit, David
- Benson, Cedric
- Benson, Steve
- Bere, Jason
- Berezin, Sergei
- Berg, Dave
- Bergenheim, Sean
- Berger, Mitch
- Bergeron, Peter
- Berkman, Lance
- Berra, Yogi
- Berry, Raymond
- Bertsch, Shane
- Bertuzzi, Todd
- Best, Travis
- Bettis, Jerome
- Beuerlein, Steve
- Bhupathi, Mahesh
- Bias, Len
- Bibby, Mike
- Bichette, Dante
- Bickell, Bryan
- Biddle, Rocky
- Biekert, Greg
- Big Brown
- Bigbie, Larry
- Biletnikoff, Fred
- Billick, Brian
- Billingsley, Chad
- Billups, Chauncey
- Bird, Larry
- Bird, Sue
- Birk, Matt
- Biron, Martin
- Bishop, Blaine
- Bishop, Michael
- Black, Andy
- Black, James
- Black, Ronnie
- Blackmar, Phil
- Blackwell, Will
- Blake, Casey
- Blake, Jason
- Blake, Jeff
- Blake, Rob
- Blanchard, Cary
- Blanco, Cuauhtemoc
- Blanco, Henry
- Bland, John
- Blanda, George
- Blaylock, Derrick
- Blaylock, Mookie
- Blazejowski, Carol
- Bledsoe, Drew
- Blount, Corie
- Blount, Mark
- Blum, Geoff
- Bly, Dre'
- Bobo, Orlando
- Bocachica, Hiram
- Bocanegra, Carlos
- Boehringer, Brian
- Bogans, Keith
- Bogues, Muggsy
- Bolland, David
- Bolt, Tommy
- Bondra, Peter
- Bonds, Barry
- Bones, Ricky
- Bonilla, Bobby
- Bonk, Radek
- Booker, Marty
- Boone, Aaron
- Boone, Alfonso
- Boone, Bret
- Boone, Josh
- Booth, Calvin
- Borg, Bjorn
- Borkowski, Dave
- Boselli, Tony
- Boston, David
- Bottalico, Ricky
- Boucher, Brian
- Boucher, Philippe
- Boudreau, Lou
- Bouillon, Francis
- Boulton, Eric
- Boulware, Peter
- Bouman, Todd
- Bourque, Ray
- Bourque, Rene
- Bowden, Bobby
- Bowden, Craig
- Bowden, Joe
- Bowen, Bruce
- Bowen, Matt
- Bowens, David
- Bowens, Tim
- Bownes, Fabien
- Boyd, Bob
- Boyd, James
- Boyd, Stephen
- Boykins, Earl
- Boyle, Dan
- Brackens, Tony
- Bradford, Chad
- Bradford, Corey
- Bradford, Ronnie
- Bradley, Mark
- Bradley, Matt
- Bradley, Michael
- Bradley, Shawn
- Bradshaw, Terry
- Brady, Donny
- Brady, Kyle
- Brady, Tom
- Bragg, Darren
- Brand, Elton
- Brandon, Terrell
- Brashear, Donald
- Brathwaite, Fred
- Brett, George
- Brewer, Eric
- Briere, Daniel
- Brigance, O.J.
- Briggs, Lance
- Brind'Amour, Rod
- Brisebois, Patrice
- Brister, Bubby
- Britton, Bill
- Broadway, Lance
- Brock, Lou
- Brockermeyer, Blake
- Brodeur, Martin
- Brodie, John
- Brogna, Rico
- Brooking, Keith
- Brookins, Jason
- Brooks, Aaron
- Brooks, Bill
- Brooks, Derrick
- Brooks, Ethan
- Brooks, Mark
- Brooks, Michael
- Brosius, Scott
- Brower, Jim
- Brown, C.J.
- Brown, Chad
- Brown, Chris
- Brown, Cornell
- Brown, Courtney
- Brown, Curtis
- Brown, Dave
- Brown, Dee
- Brown, Doug
- Brown, Emil
- Brown, Eric
- Brown, Fakhir
- Brown, Gilbert
- Brown, Greg
- Brown, Jim
- Brown, Joe
- Brown, Jonathan
- Brown, Kevin
- Brown, Kris
- Brown, Kwame
- Brown, Laura
- Brown, Lomas
- Brown, Louis
- Brown, Mike
- Brown, Mordecai
- Brown, P.J.
- Brown, Paul
- Brown, Ralph
- Brown, Randy
- Brown, Ray
- Brown, Reggie
- Brown, Ricky
- Brown, Roosevelt
- Brown, Ruben
- Brown, Sean
- Brown, Shannon
- Brown, Tim
- Brown, Travis
- Brown, Troy
- Brown, Willie
- Browne, Olin
- Browning, John
- Broxton, Jonathan
- Bruce, Isaac
- Bruener, Mark
- Brunell, Mark
- Brunette, Andrew
- Brunson, Rick
- Bruschi, Tedy
- Bryant, Bart
- Bryant, Brad
- Bryant, Fernando
- Bryant, Kobe
- Brylin, Sergei
- Bryson, Shawn
- Buchanan, Brian
- Buchanan, Ray
- Buchholz, Clay
- Buckhalter, Correll
- Buckner, Brentson
- Buckner, Greg
- Buddle, Edson
- Buehrle, Mark
- Bulger, Marc
- Bulis, Jan
- Bulkeley, Morgan
- Bulluck, Keith
- Buoniconti, Nick
- Burba, Dave
- Bure, Pavel
- Bure, Valeri
- Burish, Adam
- Burke Jr., Jack
- Burke Jr., Mike
- Burke, Patrick
- Burke, Sean
- Burke, Tom
- Burkett, John
- Burks, Ellis
- Burnett, A.J.
- Burnett, Rob
- Burns, Bob
- Burns, Keith
- Burns, Mike
- Burrell, Pat
- Burress, Plaxico
- Burris, Henry
- Burton, Shane
- Busch, Jon
- Bush, Devin
- Bush, Reggie
- Butkus, Dick
- Butler, Caron
- Butler, LeRoy
- Butler, Rob
- Byfuglien, Dustin
- Byrd, Isaac
- Byrd, Paul
- Byrd, William
- Byrum, Tom