| 2012 Drivers = 18. {{flagicon|VEN}} [[Pastor Maldonado]]<ref name="MAL & BOT">{{cite news|url=http://www.attwilliams.com/news/view/2028|title=Pastor Maldonado disahkan bagi musim 2012, Valtteri Bottas menjadi pemandu simpanan|work=Williams F1|publisher=Williams Grand Prix Engineering Limited|date=1 December 2011|accessdate=1 December 2011}}</ref><br />19. {{flagicon|BRA}} [[Bruno Senna]]<ref>{{cite news|url=http://www.formula1.com/news/headlines/2012/1/12929.html|title=Senna akan berlumba untuk Williams bagi musim 2012|date=17 Januari 2012|accessdate=17 Januari 2012|work=Formula1.com|publisher=[[Kumpulan Formula Satu]]}}</ref>
| 20122013 Test_drivers ={{flagicon|FIN}} [[Valtteri Bottas]]<ref name="MAL & BOT"/><br>{{flagicon|GBRUK}} Susie Wolff<ref>{{cite news|url=http://www.williamsf1.com/newsteam/viewprofiles/2105|title=Susie Wolff menjadi pemandu pembangunan Williams F1|date=11 April 2012|work=Williams F1|publisher=Williams Grand Prix Engineering Limited|accessdate=11 April 2012}}</ref>
| 20122013 Chassis = Williams FW34FW35<ref>{{cite news|title=No ‘step nose’ on Williams’ 2013 car – Bottas|url=http://wwwtopcar.formula1co.comza/teams_and_driversmotorsport/teamsf1/4no-step-nose-on-williams-2013-car-bottas/ |title=Williams |publisherwork=Formula1TopCar.comza |date=149 DisemberJanuari 20112013 |accessdate=1410 DisemberJanuari 20112013}}</ref>
| 2012 Engine = [[Renault F1|Renault]]<ref name="Williams Renault">{{cite news|title=Williams akan mengunakan enjin Renault dari musim 2012|url=http://www.autosport.com/news/report.php/id/92843|first=Matt|last=Beer|work=Autosport|publisher=Haymarket Publications|date=4 Julai 2011|accessdate=4 Julai 2011}}</ref>
