John Albert Bentinck was a Royal Navy officer, inventor and politician who served in the British House of Commons from 1761 to 1768 representing the constituency of Rye.

Rye was a parliamentary constituency centred on the town of Rye in East Sussex. It returned two Members of Parliament to the Parliament of England before 1707, Parliament of Great Britain until 1801 and the House of Commons of the Parliament of the United Kingdom until its representation was halved under the Reform Act 1832.