The Commander Operations (COMOPS) is a senior Royal Navy or Royal Marines officer based at Northwood Headquarters who exercises operational command of all national maritime operations on behalf of the Fleet Commander. The post was established in 1993.

Commander Operations previously held the additional posts of Commander Task Force (CTF) 311 (UK attack submarines) and CTF 345 (UK nuclear missile submarines). In 2015, Rear Admiral John Weale was appointed Rear Admiral Submarines/Assistant Chief of Naval Staff Submarines, while Rear Admiral Robert Tarrant was made Commander Operations (Royal Navy), separating the two posts.

Post-holders

Post-holders have included:

Subordinate formations 2016-2017

Included: