William Paterson 1658 – 1719 Burial Ground, Sweetheart Abbey, New Abbey, Dumfries and Galloway, United Kingdom Politicians
William Paulet, 1st Marquess of Winchester 1483 – 1572 Church of St Mary, Old Basing, Old Basing and Lychpit, United Kingdom Politicians
William Penn 1644 – 1718 Jordans Friends Burial Ground, Chalfont St Giles, United Kingdom Politicians
William Petty, 2nd Earl of Shelburne 1737 – 1805 Church of All Saints, High Wycombe, Buckinghamshire, United Kingdom Politicians
William Pirrie, 1st Viscount Pirrie 1847 – 1924 Belfast City Cemetery, Belfast, United Kingdom Politicians
William Pitt, 1st Earl of Chatham 1708 – 1778 Westminster Abbey, City of Westminster, United Kingdom Politicians