- Abou Bakr
- Anne Vève
- As-Siddiq
- Bacon, Francis
- Bacon, Roger
- Baker, Alan
- Baker, Robert ML
- Balducci, Corrado
- Ballester, Olmos Vicente Juan
- Baraúna, Almiro
- Barker, Gray
- Barnet, Barney
- Barnett, Jack
- Barrow, Robert
- Barry, Robert
- Barthel, Gerard
- Bartlett, James C.
- Bassett, Stephen
- Basterfield, Keith
- Beau, Jérôme
- Beckley, Timothy Green
- Beckman, Fred
- Beduneau, Genevieve
- Bender, Albert K.
- Bennewitz, Paul
- Bergier, Jacques
- Berkner, Lloyd V.
- Berliner, Don
- Berlitz, Charles
- Bethurum, Truman
- Bevis, John
- Bidault, Bernard
- Bigelow, Robert
- Bigorne, Jean Marie
- Binder, Otto
- Biot, Jean Baptiste
- Biot, Maurice
- Birdsall, Graham W.
- Birdsall, Mark Ian
- Bishop, Greg
- Bishop, Jason
- Blair, Tony
- Blanc, Yvan
- Blanchard, William Hugh
- Blavatsky, Helena
- Bloecher, Ted
- Blumrich, Josef F.
- Bo, Shi
- Boedec, Jean Francois
- Boitte, Franck
- Bolender, Carroll Herdus
- Bonabot, Jacques
- Bond, Johnson James
- Bonvin, Fabrice
- Borman, Frank
- Bosc, Claude
- Bosson, Yves
- Bostrom, Peter
- Boudier, Alain H.
- Bougard, Michel
- Bounias, Michel
- Bourbeau, Francois C.
- Bourdais, Gildas
- Bourret, Jean Claude
- Bowen, Charles
- Bower, Donald
- Boylan, Richard
- Brahe, Tycho
- Branscomb, Lewis M.
- Bray, Arthur Reid
- Brazel, Mack
- Brazel, Schreiber Bessie
- Brazel, William Junior
- Brazel, William Raymond
- Brazel, William Ware
- Breguet, Louis
- Brenig, Leon
- Brerenton, Lewis Hyde
- Breysse, Denis
- Brigham
- Brock, Rod Dean
- Bronk, Detlev Wulf
- Brookesmith, Peter
- Brown, George Scratchley
- Brown, Harold
- Brown, Thomas Townsend
- Bruneau, Jean Luc
- Bruno, Giordano
- Bryan, Joseph
- Bryant, Larry W.
- Bullard, Thomas E.
- Burgess, Howard F.
- Bush, Vannevar
- Bushman, Boyd
- Byrd, Richard E.
- Javarome