Marine Harry Dowson died at 151 Field Ambulance during operations at Sicily.

Sources
CWGC.
Registers of Reports of Deaths - Naval Ratings / National Archives file ADM 104/130.

Marine Leslie Franklin died during operations in Sicily. His cause of death is recorded as illness on the Naval History website.

Private John Hewitt died during operations at Agnone, Sicily, and the bridge at Malati (3 Commando Bridge). Son of James and Nellie Hewitt, of Sparkbrook, Birmingham.

Captain William Lloyd, 4 troop, died during operations at Agnone and the Bridge at Malati (3 Commando Bridge). He received a posthumous Mention in Despatches in recognition of gallant and distinguished service in the field.

Sergeant David Mackie died during operations at Agnone, Sicily, and the bridge at Malati (3 Commando Bridge). He had been with the commando since at least May 1942.
Son of David Arthur Goode Mackie and Gladys Eva Mackie, of Harrow, Middlesex.

Major Gerard McCann was killed during operations at Sicily.

Colour Sergeant Percy Newham died during operations at Sicily.

Sources
CWGC.
Registers of Reports of Deaths - Naval Ratings / National Archives file ADM 104/135.

Lieutenant Pienaar, seconded to No 3 Commando from the South African Forces, died during operations at Agnone and the bridge at Malati (3 Commando Bridge). He had been taken prisoner during the action, but with a group of others managed to escape thier captors.

Marine Arthur Rayner died during operations at Capa Passero, Sicily.

Marine Alfred Vickers died during operations at Sicily.