Lance Corporal Richard Lamb died of injuries sustained in road traffic accident at Bassingham, Lincolnshire.  

Sources
AFM ROH.
Globe and Laurel Jul/Aug.2007.
Special Forces ROH website.

Colour Sergeant Dennis Lang received the Queen's Commendation for Bravery following a traffic accident in Norway on 18th January 1999.
Extract from the Globe and Laurel

45 Commando Group.
GOC Northern Ireland Commendation for distinguished service in Northern Ireland 1981.
 
Sources
Globe and Laurel March / April 1982 edition.

[Sources:  AFM ROH / royal-marines.net website]

Sergeant Paul Laycock died in service, cause not known to this archive.

• 31 August 1943 Lieutenant Colonel Leathes was the first Commanding Officer of 42RM Commando until relinquishing command at Cocanada May 1944 [1].

Marine Christopher Lelittka, 846 Naval Air Sqn. RM, died in an abseiling accident at Stonehouse.  [Sources: AFM ROH / Navy News issue Apr. 2014.]

Sergeant Alan Lever died in service, cause not known to this archive.

Corporal Clive Lidiard was serving at RM Deal at the time of his death [Source: AFM ROH].

Petty Officer J.P. Lloyd, attached to 41 Independent Commando, was wounded on 29 November 1950 during operations at Chosin Reservoir, Korea.

Sources
British Casualties, Korean War 1950-1953.

Marine Lewis Lockwood was awarded the MIlitary Cross for gallant and distinguished services in Afghanistan In 2010.

• August 1943 (Acting Lieutenant Colonel) Commanding Officer 41RM Commando [2].

Corporal Menzies Macaffer died at home with his family, in Ardbeg, Islay, after a period of illness.  [Sources: AFM ROH / The Herald Scotland online 15th Feb.2012.]

Lieutenant Andrew Macdonald,  HQ, 3 Commando Bde. RM, died during a joint training exercise in Northern Scotland. He was on board a helicopter operating from HMS Intrepid when it crashed.  Also killed were Lieut.

Marine William MacDougall received a Mention in Despatches in recognition of  service in Northern Ireland.
 
Sources
London Gazette 50093, page 5285 dated 16 April 1995.

Marine Travis Mackin, Communications Squadron, United Kingdom Landing Force Command Support Group, died in an ied explosion in K

Extract from the Birmingham Daily Post - Friday 29 March 1974

Marine Gordon Macpherson died during operations against enemy forces dug in on the Falkland Islands mountain ridge known as Two Sisters. 

• 1951 (Lieutenant Colonel) (42 Commando RM) appointed O.B.E. for gallant and distinguished services in Malaya [2].

Lance Corporal Thomas Magee died in Singapore.

Sergeant John Manuel died whilst deployed on operations with X-Ray Company, 45 Commando Group, Royal Marines. The company was conducting an operation alongside Afghan National Army troops to dominate areas posing a dangerous threat to British forces and the local Afghan population.

20 February 1946. 1 Troop. Awaiting draft to the Far East.

Sources
41RM Cdo. War Diary 20 Feb.1946, Appx.G, Admin. Instruction 17, Dispersal of 41RM Cdo.

Marine B. Martin was reported missing on 29 November 1950 during operations at Chosin Reservoir, Korea. He was later discovered to be a prisoner of war.

Sources
British Casualties, Korean War 1950-1953.

Regimental Sergeant Major David Mason was appointed M.B.E. (Military Division) December 2020 New Years Honours.

London Gazette 63218, page N6.

• March 2017 (Lieutenant Colonel) Officer Commanding 40 Commando RM [2].

Colour Sergeant Frederick McCarthy was serving at HQ 3 Commando Bde.RM at the time of his death.

• 25th January 2014 to retired list.

• 2007 (RSM) 45 Commando Group [2].

Corporal Philip McGlynn was Mentioned in Despatches in recognition of distinguished service in Northern Ireland in 1979.

London Gazette 48156, page 5621.

Lance Corporal Peter McKay died during an enemy bombing attack at Ajax Bay on the Falkland Islands.

•  1992 (Captain) received a Mention in Despatches in recognition of service within the operations in Northern Iraq and Southern Turkey [2].

Source: Source: London Gazette 52563, page 18 (HM Birthday Honours 15 June 1991.).

Warrant Officer Class 1 John McWilliams, RM Reserve,was appointed M.B.E. (Military Divsion) 1 January 2022.

• 16 May 2016 promoted General and to be Vice Chief of the Defence Staff and Aide-de-Camp to Her Majesty The QUEEN [2].

Corporal Robert Middleton was serving at the Infantry Training Centre Royal Marines at the time of his death.

Marine Mark Miller died in service, cause unknown to this archive [Source: AFM ROH].

20 February 1946. 2 Troop. Awaiting draft to the Far East.

Sources
41RM Cdo. War Diary 20 Feb.1946, Appx.G, Admin. Instruction 17, Dispersal of 41RM Cdo.

Sergeant William Morgan received the Queen's Commendation for Brave Conduct for courage and great presence of mind in averting a serious accident during a live grenade training session on 15 January 1982.
 
Sources
London Gazette 49020, page 7885.

20 February 1946. HQ Troop. Driver posted to CHU.

Sources
41RM Cdo. War Diary 20 Feb.1946, Appx.G, Admin. Instruction 17, Dispersal of 41RM Cdo.

Extract from the Dundee Courier - Monday 25 January 1954

• 30 June 2015 promoted Lieutenant Colonel [2].

Marine Richard Moule was serving with Comacchio Coy. RM at the time of his death.

Marine Charles Muir was serving with HQ 3 Commando Bde. RM at the time of his death.

Lieutenant Roger Munton died in service, cause unknown to this archive [Source: AFM ROH].

20 February 1946. HQ Troop. Awaiting draft to the Far East.

Sources
41RM Cdo. War Diary 20 Feb.1946, Appx.G, Admin. Instruction 17, Dispersal of 41RM Cdo.