HMS Walker (D27) was a W-class destroyer of the British Royal Navy that saw service in the final months of World War I, in the Russian Civil War and in World War II.

HMS Walker (Cdr. W.J.C. Robertson, RN) and HMS Vanquisher (Lt.Cdr. K.H. Fraser, RN) collide with each other about 200 nautical miles south-west of Cape Clear while escorting convoy OB 2. Both ships were heavily damaged. Vanquisher even had to be towed back to port. Vanquisher was under repair until early January, Walker until mid-November.

HMS Walker (D27) was named after Admiral Sir Baldwin Wake Walker, 1st Baronet (1802 – 1876), the Surveyor of the Navy from 1848 to 1861 who was responsible for the introduction of the Ironclad warship and the decision to build HMS Warrior but a silver "challenge cup" was presented to HMS Walker in the 1920s by the 4th Baronet Walker of Sand ...

Admiralty W-Class Destroyer ordered from William Denny of Dumbarton under the 10th Order of the 1916-17 Programme on 9th December 1916. The ship was laid down on 26th March 1917 and was launched as the first RN warship to bear the name on 29th November 1917. Build was completed on 12th February 1918 and included facilities for use as a minelayer.

HMS Walker D27 Walker, a British destroyer, served in various campaigns and operations from 1919 to World War II and beyond. Initially involved in Baltic Sea actions against Bolshevik forces, she later served in convoy defense and patrol duties during World War II.

HMS Walker (Cdr. D.G.F.W. MacIntyre, RN) picks up 38 survivors from the Canadian merchant J.B. White that was torpedoed and sunk in North Atlantic in position 60º57'N, 12º27'W by the German submarine U-99

Intended for transfer to the Royal Navy under Lend-Lease, the former Rio de la Plata was commissioned on 2 October 1941 as HMS Charger (D27). However, the transfer was rescinded and the ship returned to United States control on 4 October 1941.

HMS Walker (D27) was a W-class destroyer of the British Royal Navy that saw service in the final months of World War I, in the Russian Civil War, and in World War II.

HMS Charger (D27), an escort carrier briefly commissioned into the Royal Navy; HMS Walker (D27), a W-class destroyer of the Royal Navy