Mariot Arbuthnot
| Mariot Arbuthnot | |
|---|---|
| Born | 1711 Weymouth, Dorset | 
| Died | 31 January 1794 (aged 82–83) London, England | 
| Allegiance | Great Britain | 
| Branch | Royal Navy | 
| Rank | Admiral of the Blue | 
| Battles / wars | Battle of Cape Henry | 
| Relations | John Arbuthnot (uncle) | 
Admiral of the Blue Mariot Arbuthnot (1711 – 31 January 1794) was a Royal Navy officer who served in the American War of Independence.