John Perceval (disambiguation)
John Perceval was an Australian artist.
John Perceval may also refer to:
- Sir John Perceval, 1st Baronet (1629–1665), land owner in Ireland; knighted by Henry Cromwell and later made a baronet by Charles II
- John Perceval, 1st Earl of Egmont (1683–1748), grandson of the 1st Baronet; Anglo-Irish politician
- John Perceval, 2nd Earl of Egmont (1711–1770), British politician, and First Lord of the Admiralty
- John Perceval, 3rd Earl of Egmont (1738–1822), British politician
- John Thomas Perceval (1803–1876), British army officer and lunacy law reform campaigner