| William Berke | William Bernard Seiling | William Bernard Thieben |
| William Bernard Ullathorne | William Bernbach | William Berry |
| William Bertka | William Bertram | William Bertrum |
| William Berwald | William Besse | William Best Evans |
| William Betty | William Beveridge | William Beveridge Liddell |
| William Bibb | William Bigod | William Bill Parsons |
| William Billingsley | William Bingham | William Bingham Baring |
| William Bird | William Birdwood | William Birdwood, I barone Birdwood |
| William Birkin | William Birrell | William Birrell Franke |
| William Bittle Groseclose | William Biwott | William Biwott Tanui |
| William Black | William Black (attore) | William Black (scrittore) |
| William Blackledge Beaumont | William Blackstone | William Blake |
| William Blake (Chesterton) | William Blake Everett | William Blake McEdwards |
| William Blake Richmond | William Blandy | William Blazkowicz |
| William Bletcher | William Bligh | William Bloke |
| William Blum | William Blumberg | William Blume Levy |
| William Boaventura | William Boeing | William Bogard |
| William Bogart | William Bolcom | William Bonac |
| William Bonner | William Bonnet | William Bonney |
| William Bonville | William Bonville, I barone Bonville | William Bonville, VI barone Harington |
| William Boog Leishman | William Booth | William Booth Taliaferro |
| William Borah | William Bosworth Castle | William Bottin |
| William Botting Hemsley | William Boughton | William Bouguereau |
| William Bouverie | William Bouverie, I conte di Radnor | William Bouwens van der Boijen |
| William Bowie | William Bowman | William Bowrey |
| William Boxall | William Boyce | William Boyd |
| William Boyd (attore) | William Boyd Cate | William Boyett |
| William Boykin | William Boyle | William Bracewell |
| William Brack | William Brade | William Bradford |
| William Bradford (editore) | William Bradford (governatore Plymouth) | William Bradford (governatore) |
| William Bradford (politico) | William Bradford Champlin | William Bradford Rosson |
| William Bradford Shockley | William Bradley | William Bradley Pitt |
| William Bradley-King | William Bradshaw | William Brady |
| William Brady (calciatore) | William Brady (politico) | William Braford Rosson |
| William Bramley | William Branch Giles | William Brasseur |
| William Bratt | William Braunstein | William Brennagh |
| William Brennan | William Brent Bell | William Brent Unger |
| William Brett | William Brett, I visconte Esher | William Brewster |
| William Brewster (ornitologo) | William Brewster (predicatore) | William Brian Ashton |
| William Brian Binnie | William Brian Pillman | William Bridge |
| William Bridgeman, I visconte Bridgeman | William Brinton | William Brocius |
| William Brockedon | William Brodie | William Brodrick |
| William Bromley | William Bronzoni | William Brouncker |
| William Browder | William Brown | William Brown (ammiraglio) |
| William Brown (architetto) | William Brown (giocatore di curling) | William Brown (ingegnere) |
| William Brown (tennista) | William Brown Hunter | William Brown Macdougall |
| William Browne | William Brownrigg | William Broyles |
| William Broyles Jr. | William Bruce | William Bruce (politico) |
| William Bruce Davis | William Bruce Ellis Ranken | William Bruce Hale |
| William Bruce Jenner | William Bruce Rose | William Bruce Savage |
| William Bruce, I baronetto di Balcaskie | William Bryan | William Bryant |
| William Brydon | William Buckland | William Buckley |
| William Buckley (attore) | William Buford | William Buie Blakeley |
| William Bull | William Bunch | William Burges |
| William Burke | William Burke, VII conte di Claincarde | William Burke, VII conte di Clanricarde |
| William Burns | William Burnside | William Burr |
| William Burr McIntosh | William Burrell | William Burroughs |
| William Burton | William Burton (golfista) | William Butler |
| William Butler (attore) | William Butler (generale) | William Butler (musicista) |
| William Butler (regista) | William Butler Yeats | William Butterfield |
| William Butterworth Bayley | William Bynum | William Byrd |
| William C. Bond | William C. Bullitt | William C. Cabanne |
| William C. Campbell | William C. Chase | William C. Clayton |
| William C. de Mille | William C. De Mille | William C. deMille |
| William C. Dowlan | William C. Durant | William C. Foster |
| William C. Gault | William C. Gorgas | William C. Lee |
| William C. Lunalilo | William C. McCool | William C. McDonald |
| William C. McGann | William C. Mellor | William C. Menzies |
| William C. Westmoreland | William C. Zeise | William Cadman |
| William Cadogan | William Cadogan, I conte Cadogan | William Cagney |
| William Cairns | William Calhoun | William Calley |
| William Camenzuli | William Cameron Forbes | William Cameron McCool |
| William Cameron Menzies | William Cameron Townsend | William Cameron Weaver |
| William Campbell | William Campbell (attore 1923) | William Campbell (regista) |
| William Campbell Gault | William Capell | William Capell, III conte di Essex |
| William Capell, IV conte di Essex | William Carey | William Carey (cortigiano) |
| William Carey (missionario) | William Carey Lee | William Carington |
| William Carl Bunting | William Carlisle Towery | William Carlos Williams |
| William Carnegie | William Carnegie, VII conte di Northesk | William Carnegie, VIII conte di Northesk |
| William Carpenter | William Carr | William Carr (calciatore) |
| William Carr (canottiere) | William Carr Beresford | William Carr Beresford, I visconte Beresford |
| William Carrall Hilborn | William Carter | William Cartwright |
| William Carvalho | William Cary | William Casey |
| William Caslon | William Castle | William Castro |
| William Catellani | William Cathcart, I conte Cathcart | William Cavendish |
| William Cavendish (1783) | William Cavendish (cortigiano) | William Cavendish (disambigua) |
| William Cavendish, I conte di Devonshire | William Cavendish, I duca del Devonshire | William Cavendish, I duca di Devonshire |
| William Cavendish, I duca di Newcastle | William Cavendish, I duca di Newcastle-upon-Tyne | William Cavendish, II barone Chesham |
| William Cavendish, II conte di Devonshire | William Cavendish, II duca del Devonshire | William Cavendish, II duca di Devonshire |
| William Cavendish, III conte del Devonshire | William Cavendish, III conte di Devonshire | William Cavendish, III duca del Devonshire |
| William Cavendish, III duca di Devonshire | William Cavendish, IV duca del Devonshire | William Cavendish, IV duca di Devonshire |
| William Cavendish, marchese di Hartington | William Cavendish, V duca del Devonshire | William Cavendish, V duca di Devonshire |
| William Cavendish, VI duca del Devonshire | William Cavendish, VI duca di Devonshire | William Cavendish, VII duca di Devonshire |
| William Cavendish-Bentinck | William Cavendish-Bentinck, III duca di Portland | William Cavendish-Bentinck, VI duca di Portland |
| William Cavendish-Bentinck, VII duca di Portland | William Caxton | William Cazalet |
| William César de Oliveira | William Cecil | William Cecil Campbell |
| William Cecil Clayton | William Cecil, 1° Barone Burghley | William Cecil, 1º Barone Burghley |
| William Cecil, I barone Burghley | William Cecil, II conte di Salisbury | William Cecil, III marchese di Exeter |
| William Celestino da Silva | William Challee | William Chalmers |
| William Chalmers (disambigua) | William Chalmers (hockeista su ghiaccio) | William Chamberlayne |
