| Jacob ben Reuben | Jacob ben Reuben (disambiguation) | Jacob ben Reuben (Karaite) |
| Jacob ben Reuben (rabbi) | Jacob ben Reuben ibn Zur | Jacob ben Samuel Ṭaiṭazaḳ |
| Jacob ben Samuel Mantino | Jacob ben Samuel Taitazak | Jacob Ben Samuel Taitazak |
| Jacob ben Tibbon | Jacob ben Wolf Kranz | Jacob ben Wolf Kranz of Dubno |
| Jacob ben Wolf Kranz of Dubno (Dubner Maggid) | Jacob ben Yakar | Jacob ben Ze'ev Wolf Kranz |
| Jacob ben Zebi | Jacob ben Zelig Psantir | Jacob Ben-Ami |
| Jacob Ben-Arie | Jacob Benckes | Jacob Bender |
| Jacob Bender (soccer) | Jacob Bendien | Jacob Benedicto |
| Jacob Benignus Winsløw | Jacob Benjamin "Jake" Gyllenhaal | Jacob Benjamin (Jake) Gyllenhaal |
| Jacob Benjamin Fischer | Jacob Benjamin Gyllenhaal | Jacob Benjamin Heckerin |
| Jacob Benjamin Salutsky | Jacob Benjamin Wegner | Jacob Benjamin Wiesner Heckerin |
| Jacob Benson | Jacob Benton | Jacob Bentz |
| Jacob Benzelius | Jacob Benzon | Jacob Berab |
| Jacob Berav | Jacob Berend Bakema | Jacob Berens |
| Jacob Berger | Jacob Berger House | Jacob Berglund |
| Jacob Bergquist | Jacob Bergsland | Jacob Bergström |
| Jacob Berkeley-Agyepong | Jacob Berman | Jacob berman |
| Jacob Bernard Kudla | Jacob Bernard Sacklowsky | Jacob Bernard-Docker |
| Jacob Bernays | Jacob Berner | Jacob Berner (disambiguation) |
| Jacob Berner (footballer) | Jacob Berner (politician) | Jacob Berni House |
| Jacob Bernouilli | Jacob Bernoulli | Jacob Bernstein |
| Jacob Bernstein-Kogan | Jacob Bernstein-Kohan | Jacob Berry |
| Jacob Berthelsen | Jacob Bertrand | Jacob Berzelius |
| Jacob Beser | Jacob Best | Jacob Best, Sr. |
| Jacob Bethell | Jacob Bettelheim | Jacob Beurlin |
| Jacob Bezzant | Jacob Biamonte | Jacob Bicker |
| Jacob Bicker (1588-1647) | Jacob Bicker (heer van Engelenburg) | Jacob Bicker Raije |
| Jacob Bicker Raye | Jacob Bicker-Raye | Jacob Bickler |
| Jacob Bidermann | Jacob Bigeleisen | Jacob Bigelow |
| Jacob Billikopf | Jacob Biltius | Jacob Binck |
| Jacob Binckes | Jacob Binzer | Jacob Birav |
| Jacob Birger Natvig | Jacob Birnbaum | Jacob Biron |
| Jacob Birtwhistle | Jacob Bithner | Jacob Bittencourt |
| Jacob Bittner | Jacob Bitzer | Jacob Bixenman |
| Jacob Björnström | Jacob Bjerknes | Jacob Bjoernstroem |
| Jacob Bjornstrom | Jacob Black | Jacob Blahnik |
| Jacob Blair | Jacob Blake | Jacob Blake protests |
| Jacob Blakeway | Jacob Blanck | Jacob Blankenship |
| Jacob Blankenship (basketball) | Jacob Blaustein | Jacob Blaustein Institute for Desert Research |
| Jacob Blaustein Institutes for Desert Research | Jacob Blauvelt Farmhouse | Jacob Blessing the Sons of Joseph |
| Jacob Blessing the Sons of Joseph (disambiguation) | Jacob Blessing the Sons of Joseph (Guercino) | Jacob Blessing the Sons of Joseph (Rembrandt) |
| Jacob Bliumkin | Jacob Block | Jacob Blokker |
| Jacob Blomqvist | Jacob Blu | Jacob Bluejay |
| Jacob Blumencranz | Jacob Blumenthal | Jacob Blumkin |
| Jacob Blyth | Jacob Boas | Jacob Bobart |
| Jacob Bobart the Elder | Jacob Bobart the Younger | Jacob Bobenmoyer |
| Jacob Bockmann Barth | Jacob Bodden | Jacob Bodek |
| Jacob Boehme | Jacob Boelen | Jacob Bogart |
| Jacob Bohlander House | Jacob Bohme | Jacob Bojsen Moller |
| Jacob Bojsen-Møller | Jacob Bojsen-Moller | Jacob Boll |
| Jacob Bolotin | Jacob Bon Jovi | Jacob Bonet |
| Jacob Bongiovi | Jacob Bonjorn | Jacob Bonneau |
| Jacob Bookstaver House | Jacob Boot | Jacob Bording |
| Jacob Boreel | Jacob Boreman | Jacob Borg |
| Jacob Borghorst | Jacob Borisovich Rozval | Jacob Borretzen |
| Jacob Bosanquet | Jacob Bosiokovic | Jacob Bosniak |
| Jacob Bossman | Jacob Bothumley | Jacob Botica |
| Jacob Bottomley | Jacob Bouverie | Jacob Bouverie (disambiguation) |
| Jacob Bouverie, 1st Viscount Folkestone | Jacob Bowman | Jacob Bowman House |
| Jacob Bowman Tobacco Warehouse | Jacob Brackman | Jacob Brafman |
| Jacob Brafmann | Jacob Bragg | Jacob brake |
| Jacob Brand | Jacob Brandenburg | Jacob Brandsma |
| Jacob Brandt | Jacob Braud | Jacob Brønnum Scavenius |
| Jacob Brønnum Scavenius Estrup | Jacob Breda Bull | Jacob Bredesen |
| Jacob Breeland | Jacob Bremer | Jacob Brendel |
| Jacob Brennan | Jacob Brenner | Jacob Brent |
| Jacob Brentz | Jacob Breslow | Jacob Brett |
| Jacob Brettell | Jacob Breuer | Jacob Breyne |
| Jacob Briehl Fick | Jacob Brigham | Jacob Bright |
| Jacob Brinkerhoff | Jacob Brito | Jacob Brocardo |
| Jacob Brock | Jacob Brodovsky | Jacob Broennum Scavenius Estrup |
| Jacob Bromwell | Jacob Bromwell (company) | Jacob Bromwell House |
| Jacob Bromwell House (Wyoming, Ohio) | Jacob Bromwell, Inc. | Jacob Bronnum Scavenius Estrup |
| Jacob Bronowski | Jacob Broom | Jacob Broom (congressman) |
| Jacob Broom House | Jacob Broughton Nelson | Jacob Brouillard |
| Jacob Brower | Jacob Brown | Jacob Brown (disambiguation) |
| Jacob Brown (footballer) | Jacob Brown (general) | Jacob Brown (Texas soldier) |
| Jacob Brown (Texas) | Jacob Brown Grant Deeds | Jacob Brown Harris |
| Jacob Bruce | Jacob Bruce (d. 1791) | Jacob Brucker |
| Jacob Brumfield | Jacob Brunsborg | Jacob Brussel |
| Jacob Bruun Larsen | Jacob Bryant | Jacob Bryson |
| Jacob Buchman Memorial Foundation Prize | Jacob Buehler Snider | Jacob Buell |
| Jacob Bugh | Jacob Bukauskas | Jacob Buksti |
| Jacob Bullock | Jacob Bundsgaard | Jacob Bunel |
| Jacob Bunka | Jacob Bunn | Jacob Burchard van Heeckeren |
| Jacob Burck | Jacob Burckhardt | Jacob Burckhardt, The Civilization of the Renaissance in Italy, (Part 1, ‘The State As a Work of Art’) |
| Jacob Burckhardt, The Civilization of the Renaissance in Italy, (Part 5, ‘Society And Festivals’) | Jacob Burket | Jacob Burkhardt |
| Jacob Burnet | Jacob Burnett | Jacob Burney |
| Jacob Burns | Jacob Burns (attorney) | Jacob Burns (Attorney) |
| Jacob Burns (disambiguation) | Jacob Burns (Footballer) | Jacob Burns (footballer) |
| Jacob Burns (soccer) | Jacob Burns Film Center | Jacob Burns film center |
| Jacob Burns Law Library | Jacob Bursa | Jacob Bursey |
| Jacob Bushue | Jacob Buster | Jacob Buteux |
| Jacob Butler | Jacob butler | Jacob Butler (politician) |
| Jacob Butterfield | Jacob Butula | Jacob Buus |
| Jacob Buyens van Mol | Jacob Buzaglo | Jacob Bymar |
| Jacob Byrd | Jacob C. Allen House | Jacob C. Bogart |
| Jacob C. Davis | Jacob C. Gottschalk | Jacob C. Gough |
| Jacob C. Gutman | Jacob C. Higgins | Jacob C. Hurewitz |
| Jacob C. Isacks | Jacob C. Landau | Jacob C. Martinson Jr. |
