title: William Proby
text: # William Proby
  
  William Proby may refer to:
  
  * William Proby, 5th Earl of Carysfort (1836–1909), British peer
  * William Proby, Lord Proby (1779–1804), British Royal Navy officer and politician
  * William Proby (died 1739), father of English politician John Proby
  