List of fleets and major commands of the Royal Navy

The professional head of the Royal Navy is known as the First Sea Lord and Chief of the Naval Staff (1SL/CNS).

There are presently two senior subordinates to the 1SL: the Second Sea Lord, who is also the Deputy Chief of the Naval Staff; and the Fleet Commander.

Included:[1] The Vice-Naval Deputy to the Supreme Allied Commander Europe was not technically a Vice-Admiral Commanding.

Included:[11] Included:Current Commodores, flying Broad Pennants in Command Selection of current Commodores, not entitled to fly a Broad Pennant Included:[11] The Royal Marines are part of the Naval Service