| William Robertson (storico) | William Robertson Smith | William Robeyns |
| William Robinson | William Robinson (nuotatore) | William Robinson Clark |
| William Rocha Alves | William Rocky Gray | William Rodney Averitt |
| William Rodney Hudson | William Rodney Knowles | William Roerick |
| William Roger Van Horn | William Roland Hartston | William Ronald Dodds Fairbairn |
| William Ronald Durnan | William Ronald Reid | William Rory Gallagher |
| William Roscoe | William Rose | William Rose Benét |
| William Rosenbir Garcia | William Ross | William Ross (politico) |
| William Ross Ashby | William Ross Wallace | William Rosson |
| William Rowan Hamilton | William Rowe | William Rowley |
| William Roxburgh | William Roy Lyman | William Royce |
| William Roycroft | William Ruben Martínez Carreras | William Ruben Martinez Carreras |
| William Rubio | William Rufus | William Rufus Day |
| William Rufus de Vane King | William Rufus Shafter | William Rukard Hurd Hatfield |
| William Rupertus | William Ruschenberger | William Rush |
| William Rush Merriam | William Russ | William Russell |
| William Russell (1639-1683) | William Russell (attore 1884) | William Russell (attore 1924) |
| William Russell (attore statunitense) | William Russell (attore) | William Russell (Lord Mayor) |
| William Russell Collins | William Russell Enoch | William Russell Grace |
| William Russell van Horn | William Russell, I duca di Bedford | William Russell, VIII duca di Bedford |
| William Russo | William Russo (musicista) | William Rutherford |
| William Ruthven, I conte di Gowrie | William Ruto | William Rutter Dawes |
| William Ryan | William Ryan Key | William Ryder |
| William S. Burroughs | William S. Campbell | William S. Darling |
| William S. Davis | William S. Gilbert | William S. Harney |
| William S. Hart | William S. Hatcher | William S. Heckscher |
| William S. Jennings | William S. Knowles | William S. Maugham |
| William S. McArthur | William S. McArthur, Jr. | William S. Paley |
| William S. Rosecrans | William S. Sadler | William S. Van Dyke |
| William Sachs | William Sadler | William Saliba |
| William Salice | William Salmond Thomson Penman | William Salomone |
| William Salomoni | William Samuel Horneff | William Samuel Johnson |
| William Samuel McTier | William Samuel Sadler | William Sanborn Ballinger |
| William Sancroft | William Sanders | William Sanderson |
| William Sanderson Coulthard | William Sanford Nye | William Santschi |
| William Saroyan | William Sasso | William Satch |
| William Sattler | William Savage | William Saward |
| William Saxbe | William Séry | William Schabas |
| William Schaefer | William Schallert | William Schaw Cathcart |
| William Schindler | William Schley | William Schuessler Bédard |
| William Schuessler Bedard | William Schuessler-Bédard | William Schuessler-Bedard |
| William Schuman | William Schuster | William Schwenck Gilbert |
| William Schwenk | William Scoresby | William Scott |
| William Scott Bowman | William Scott Bruford | William Scott Elam |
| William Scott Goldberg | William Scott Mitchell | William Scott Musgrave |
| William Scott Prady | William Scott Ritter | William Scott Scott O'Connor |
| William Seagrove | William Sealy Gosset | William Sebastian Cohen |
| William Segal | William Seiling | William Seiter |
| William Self | William Selig | William Sellers |
| William Semple Brown Wallace | William Servat | William Severlyn Hewitt |
| William Seward | William Seward Burroughs | William Seward Burroughs (disambigua) |
| William Seward Burroughs (inventore) | William Seward Burroughs (scrittore) | William Seward Burroughs I |
| William Seward Burroughs II | William Seymour | William Seymour Zwicker |
| William Seymour, II duca di Somerset | William Seymour, III duca di Somerset | William Shakespeare |
| William Shakespeare's Romeo + Juliet | William Shaner | William Shankly |
| William Shanks | William Shaquille Goodwin | William Sharer |
| William Sharman | William Sharp | William Sharp Hannah Herald |
| William Sharp Macleay | William Sharpe | William Shatner |
| William Shatner's TekWar | William Shawn McKnight | William Shay |
| William Shea | William Shea (attore) | William Shea (montatore) |
| William Sheehan | William Sheerer | William Shenstone |
| William Shepard | William Shepherd | William Shepherd Morrison |
| William Sheppard | William Sherard | William Sherman |
| William Sherman Jennings | William Sherring | William Shinkman |
| William Shirer | William Shirley | William Shockley |
| William Shockley (attore) | William Sholto Douglas | William Short |
| William Shuford | William Shuster | William Sidis |
| William Sidney | William Sidney Allen | William Sidney Porter |
| William Sidney Smith | William Siemens | William Sigei |
| William Silva de Carvalho | William Simmes | William Simpson |
| William Sims Bainbridge | William Sinclair | William Sinclair, I conte di Caithness |
| William Sipos | William Skelton | William Slade |
| William Slaney Kenyon-Slaney | William Slim | William Smart |
| William Smellie | William Smith | William Smith (attore) |
| William Smith (ciclista) | William Smith (geologia) | William Smith (geologo) |
| William Smith (golfista) | William Smith (lessicografo) | William Smith (lottatore) |
| William Smith (navigatore) | William Smith (nuotatore) | William Smith (politico) |
| William Smith (pugile) | William Smith Monroe | William Smith O'Brien |
| William Snow Harris | William So | William Soares |
| William Somerset | William Somerset Maugham | William Somerset, III conte di Worcester |
| William Soncini | William Sorelle | William Sorrell |
| William Sowden Sims | William Speed Lane Fox-Pitt | William Speirs Bruce |
| William Spencer | William Spencer (sceriffo) | William Spencer Chamberlain |
| William Spencer Satch | William Spencer Vickrey | William Spencer, II barone Spencer di Wormleighton |
| William Spivey | William Spoletin | William Spolt |
| William Squire | William St Germain | William St-Germain |
| William St. Germain | William Stafford | William Stafford (1554-1612) |
| William Stafford (1593-1684) | William Stafford (disambigua) | William Stafford (poeta) |
| William Stafford (scrittore 1593) | William Stafford (scrittore 1914) | William Stafford (spia) |
| William Standish Knowles | William Stanhope | William Stanhope, II conte di Harrington |
| William Stanier | William Stanley | William Stanley (1435-1495) |
| William Stanley Baker | William Stanley Haseltine | William Stanley Humphries |
| William Stanley Jevons | William Stanley Merwin | William Stanley Milligan |
| William Stanley Zmitrowicz | William Stanley, IX conte di Derby | William Stanley, VI conte di Derby |
| William Stansbury Thompson | William Stark | William Starke Rosecrans |
| William Steel | William Steig | William Stein |
| William Steinberg | William Steinitz | William Steinkraus |
| William Stephan Gilly | William Stephen Arnsparger | William Stephen Belichick |
| William Stephen Finsen | William Stephen Gilly | William Stephen Skylstad |
| William Stephen Whitelaw | William Stephens | William Stephens (politico 1671) |
