| Post: | Office of the Port Admiral, Devonport |
| Insignia: | Naval Ensign of the United Kingdom.svg |
| Insigniasize: | 150px |
| Insigniacaption: | Ensign of the Royal Navy |
| Department: | Navy Department |
| Reports To: | Commander-in-Chief, Naval Home Command, (1969-1983) |
| Appointer: | Prime Minister |
| Appointer Qualified: | Subject to formal approval by the Queen-in-Council |
| Termlength: | Not fixed |
| Inaugural: | Vice-Admiral Sir Rae McKaig |
| Formation: | 1970-1996 |
The Port Admiral, Devonport was a senior Royal Navy appointment first created in 1970. In September 1971 all remaining flag officers in the Royal Navy holding dual positions of Admiral Superintendents at Royal Navy Dockyards were re-designated as Port Admirals.[1] This office was held jointly with that of the Flag Officer, Plymouth. It was abolished in 1996.
On 30 December 1970, Vice-Admiral J R McKaig CBE was appointed as Port Admiral, Her Majesty's Naval Base, Devonport, and Flag Officer, Plymouth. On 15 September 1971, all Flag Officers of the Royal Navy holding positions of Admiral Superintendents at Royal Dockyards were restyled as Port Admirals.[2]