Vice Admiral Frank Henderson 'Rammer' Pegram, CB, DSO, (25 February 1890 – 8 March 1944) was a British Royal Navy officer who played a prominent role in the Norwegian campaign during World War II who became Fourth Sea Lord and Chief of Naval Supplies and Transport.

He served in World War I aboard the predreadnought HMS Hibernia and was present during the Gallipoli bombardment.

[1] Between the wars Pegram had a number of shore and seagoing appointments, including a period as executive officer of the battleship HMS Malaya.

[1] On 10 July 1939, Pegram took up his appointment as Commanding Officer of HMS Glasgow, a cruiser, and held this position until April 1940.

The Glasgow was in the waters off Scandinavia early in the war and participated in the search for the German passenger liner SS Bremen.