The Flag Officer, Third Flotilla was the senior Royal Navy appointment in command of the Third Flotilla from 1979 to 1992.

He had three new seagoing subordinates: Flag Officer First Flotilla, Second Flotilla and Flag Officer, Carriers and Amphibious Ships (FOCAS) each commanded by a rear admiral.

[1] In December 1979 the post of FOCAS was re-named Flag Officer, Third Flotilla (FOF3).

[2] From 1981-1992 the Flag Officer Third Flotilla commanded the aircraft carriers; amphibious Ships; the Fleet Training Ship; and destroyers not allocated to First or Second Flotillas.

[3] In April 1992, the Third Flotilla was abolished, and the remaining two flotilla commanders became Flag Officer, Surface Flotilla[4] - responsible for operational readiness and training and Commander United Kingdom Task Group (COMUKTG), who would command any deployed task group.