For eyewitness accounts of the incidents which caused the deaths of the men listed below, go to

231934 Able Seaman John Henry Mackinson of the Royal Navy, HMS Indefatigable. Son of William and Elizabeth Mackinson. Born in East Stonehouse 30 January 1887. Died 31 May 1916 aged 29. 

179588 Petty Officer James John Maddock of the Royal Navy, HMS Defence. Son of William and Emma Maddock of Plymouth; husband of Kathleen (née Conley). Born in Plymouth 6 July 1876. Died 31 May 1916 aged 40.

J10357 Able Seaman William Mannell of the Royal Navy, HMS Indefatigable. Parents not yet identified - nephew of Mrs. A Mannell of 27 Ashford Rd., Mutley, Plymouth. Born in Bodmin, Cornwall 6 May 1894 - later moved to Plymouth. Died 31 May 1916 aged 22.

341461 Chief Shipwright Harry Marden of the Royal Navy, HMS Defence. Son of James and Sarah Marden of Cawsand. Born in Plymouth (Cawsand) 12 January 1876. Died 31 May 1916 aged 40. Awarded the China Medal in 1900.

181176 Petty Officer 1st Class Robert Alfred Marker of the Royal Navy, HMS Indefatigable. Son of Benjamin and Mary Marker of 11 Belgrave Rd., Mutley, Plymouth; husband of the late Sarah Jane (née Walker). Born in Plymouth 18 December 1879.  Died 31 May 1916 aged 37. 

M3291 Engine Room Artificer 4th Class William Lewthwaite Marks of the Royal Navy, HMS Indefatigable. Son of William and Beatrice Marks of 41 Franciscan Rd, Tooting Bec, London  (his father was a Chief Carpenter in the Royal Navy). Born in Plymouth 1 February 1896. Died 31 May 1916 aged 20.

156819 Petty Officer 1st Class Joseph John Marsh of the Royal Navy, HMS Defence. Husband of Florence (née Router). Born in Plymouth 29 May 1875. Died 31 May 1916 aged 41.

307707 Leading Stoker Reginald Martin of the Royal Navy, HMS Lion. Adopted son of Henry and Elizabeth Williams of Plymouth. Believed to have been born in Plymouth 8 October 1886. Died 31 May 1916 aged 29. 

K6186 Leading Stoker Philip Andrew Blackmore Maunder of the Royal Navy, HMS Indefatigable. Son of Philip and Elizabeth Maunder of Ermington; husband of Gertrude Annie (née Honey). Born in Ivybridge 14 May 1888. Died 31 May 1916 aged 28. 

350336 Petty Officer Stoker Walter George McLean of the Royal Navy, HMS Defence. Son of Walter and Ellen McLean of Duncannon House, Dartmouth. Born in Plymouth 29 June 1880. Died 31 May 1916 aged 35.

M2544 Engine Room Artificer 3rd Class Lionel James Fry McKirdy of the Royal Navy, HMS Indefatigable. Son of William and Emily McKirdy of 6 Mainstone Ave.,Plymouth. Born in Plymouth 14 September 1888. Died 31 May 1916 aged 27. 

J 5602 Leading Seaman Cecil Edmond York Merrifield of the Royal Navy, HMS Defence. Son of John and Annie Merrifield. Born in Punjab, India 10 September 1893. Died May 31st 1916 aged 23.

K16075 Stoker 1st Class Edward John Meyers of the Royal Navy, HMS Indefatigable. Son of Henry and Grace Meyers and brother of Frederick (see below). Born in Teignmouth 4 September 1894. Died 31 May 1916 aged 22.

K4224 Stoker 1st Class Frederick Meyers of the Royal Navy, HMS Indefatigable. Son of Henry and Grace Meyers and brother of Edward (see above). Born in Teignmouth 28 February 1893. Died 31 May 1916 aged 23.

188505 Petty Officer 1st Class John Millington of the Royal Navy, HMS Indefatigable. Husband of Bessie Millington of 1 Warren Street, Devonport. Born in Bodmin, Cornwall 28 October 1879. Died 31 May 1916 aged 36.

K14880 Leading Stoker William John Mingo of the Royal Navy, HMS Defence. Son of John and Elizabeth Mingo of South Milton. Born in South Milton 25 October 1892. Died 31 May 1916 aged 24. 

K1473 Stoker 1st Class Frank William Mitchell of the Royal Navy, HMS Defence. Son of Francis and Elizabeth Mitchell of Plymouth. Born in Plymouth 13 August 1890. Died 31 May 1916 aged 25.

K3872 Leading Stoker William Mitchell of the Royal Navy, HMS Indefatigable. Son of Mr and Mrs George H. Mitchell of 4 Bath Place West, Plymouth - his father served on the training ship HMS Cambridge. Born in Plymouth 16 March 1891. Died 31 May 1916 aged 25.

K25864 Stoker 2nd Class Wilfred Henry Moor of the Royal Navy, HMS Indefatigable. Son of Walter and Minnie Moor of 3 Morice Square, Devonport. Born in Devonport 25 April 1899. Died 31 May 1916 aged 17. (Claimed to be older on enlistment).

J44284 Boy 1st Class John Moore of the Royal Navy, HMS Invincible. Son of John and Harriet Moore of Georgeham Crossing, Braunton. Born in North Tawton 12 February 1900. Died 31 May 1916 aged 16.

RMA /7916 Sergeant Edward Westbrook Moore of the Royal Marines Artillery, HMS Invincible. Son of Thomas and Mary Moore. Born in Silverton in the September Quarter of 1877. Died 31 May 1916 aged 39.

M11483 Engine Room Artificer 4th Class Frederick James Morrell of the Royal Navy, HMS Defence. Son of Shipwright Lieutenant Samuel George Morrell RN and his wife Louisa of 15 Meredith Rd., Peverell, Devonport. Born in Plymouth 6 December 1893. Died 31 May 1916 aged 22. 

175632 Chief Armourer Frank Morrish of the Royal Navy, HMS Defence. Son of William and Ann Morrish; husband of Emma Louisa (née Woodley). Born in Dawlish 15 September 1871. Died 31 May 1916 aged 45.

M5092 Artificer Electrical 3rd Class Edwin Moss of the Royal Navy, HMS Defence. Son of Charles and Elizabeth Moss; husband of Ethel (née Stevens). Born in Plymouth 9 December 1887. Died 31 May 1916 aged 28.

J19003 Able Seaman William James Mudge of the Royal Navy, HMS Indefatigable. Son of William and Fanny Mudge of 20 Willow St., Plymouth. Born in Plymouth 27 October 1896. Died 31 May 1916 aged 19.

RMA10673 Gunner Francis Murch ("Frank") of the Royal Marine Artillery, attached to HMS Indefatigable. Son of Thomas and Elizabeth Murch of Kentisbeare. Born in Broadclyst in the March Quarter of 1886. Died 31 May 1916 aged 30.

305258 Petty Officer Stoker William John Murch of the Royal Navy, HMS Indefatigable. Son of George and Sarah Murch; husband of Blanche (née Collings) of 15 Cromwell Rd., Plymouth. Born in Totnes 5 June 1883. Died 31 May 1916 aged 32. 

PLY16964 Private William Henry Mutters of the Royal Marine Light Infantry, HMS Queen Mary. Son of James and Jane Mutters of 42 The Strand, Teignmouth. Born in Dawlish in the September Quarter of 1868. Died 31 May 1916 aged 47.

162473 Stoker 1st Class William John Mutters of the Royal Navy, HMS Defence. Son of William and Elizabeth Mutter. Born in Beer 4 April 1875. Died 31 May 1916 aged 41.

L5242 Officer's Cook 3rd Class William Henry Nelder of the Royal Navy, HMS Indefatigable. Son of Thomas and Annie Nelder. Born in Paignton 25 December 1894. Died 31 May 1916 aged 21.

171789 Petty Officer Stoker George Newland of the Royal Navy, HMS Lion. Son of John and Martha Newland; husband of Mary Ann (née Croker). Born in Halwell, nr. Totnes 21 March 1877. Died 31 May 1916 aged 39.

192370 Able Seaman Henry Newman of the Royal Navy, HMS Indefatigable. Husband of Rosa (née Northmere) of 34 Gifford Terrace, Mutley, Plymouth. Born in Willenhall, Staffordshire, 1 March 1881. Died 31 May 1916 aged 35.

K18439 Stoker 1st Class William Henry Newton of the Royal Navy, HMS Defence. Son of Henry and Susan Newton of 5 Radway Court, Bishopsteignton. Born in  Ottery St. Mary 21 September 1894. Died 31 May 1916 aged 21.

K6222 Leading Stoker James Henry Nichols of the Royal Navy, HMS Indefatigable. Son of John and Elizabeth Nichols of Costly St., Ivybridge. Born in Ivybridge 4 September 1891. Died 31 May 1916 aged 21.

229750 Chief Petty Officer Arthur George Norman of the Royal Navy, HMS Indefatigable. Son of Alfred and Annie Louisa Norman (née Macey). Born in Torquay 21 June 1887. Died 31 May 1916 aged 28.

Fleet Surgeon Hugh Leigh Norris of the Royal Navy, HMS Indefatigable. Son of Henry and Julia Norris (his father was also a surgeon). Born in Charmouth iin the June Quarter of 1874. Died 31 May 1916 aged 41.

J/37467 Boy 1st Class Alfred William Norrish of the Royal Navy, HMS Queen Mary, Son of James and Sarah Norrish of Abbotsbury Road, Newton Abbot. Born in Buckfastleigh in 1898. Died 31 May 1916 aged 18 at the Battle of Jutland.

191402 Petty Officer George Richard Northcott of the Royal Navy, HMS Defence. Son of George and Rosina Northcott of Southampton; husband of Beatrice (née Ash). Born in Southampton 12 June 1881 then moved to Devonport. Died 31 May 1916 aged 34.

K18897 Stoker 1st Class Reginald Northcott of the Royal Navy, HMS Defence. Son of John and Louisa Northcott of 35 Stillman St., Plymouth. Born in Plymouth 31 March 1895. Died 31 May 1916 aged 21. 

311985 Leading Stoker Richard John Northey of the Royal Navy, HMS Indefatigable. Son of Richard and Jane Northey. Born in Plymouth 17 March 1890. Died 31 May 1916 aged 26.

J10879 Able Seaman Thomas Bernard Austin O'Carroll of the Royal Navy, HMS Indefatigable. Son of Thomas and HannahO'Carroll of 112 South View Terrace, Plymouth. Born in Plymouth 15 October 1894. Died 31 May 1916 aged 21.

Assistant Paymaster Edwin Keates Odam of the Royal Navy, HMS Defence. Son of Edwin and Rose Odam - his father was a Royal Navy Commander. Born in Devonport in the September Quarter of 1888. Died 31 May 1916 aged 27. 

42698 Ordinary Seaman William Robert Orley of the Royal Navy, HMS Defence. Son of Samuel and Christine Orley; husband of Rose Ellen (née Ayres). Born in Beer 15 February 1879. Died 31 May 1916 aged 37.

K22553 Stoker 1st Class Richard George Osborne of the Royal Navy, HMS Tiger. Son of Thomas and Bertha Osborne of 20, The Circus, Bath. Born in Newton Abbot 29 July 1895. Died 31 May 1916 aged 21.