Sinclair Mackay was born in Scullomie, Tongue on the 30 June 1900 the third son of Robert Mackay and Annie Mackay (She was christened Mary Anne but was always known as Annie). His father employed him in the family road contractor business, involved in a road building and maintenance contract for Sutherland District Council.

He enlisted into the Royal Naval Reserve and was sent to H.M.S. Victory, the Naval Training Depot at Portsmouth for his initial training. While he was at Portsmouth he contracted measles and after complications had set in, he died on the 15 of September 1918 aged 18 years. His father Robert, who had gone from Tongue to see him, returned home with his son’s body for burial. His brother Charles Mackay was also killed in World War One serving in the Cameron Highlanders.
SCOTTISH NATIONAL WAR MEMORIAL EDINBURGH CASTLE MackaySinclair. 48212. Seaman. R.N.R. H.M.S. Victory. 15-09-18.
COMMONWEALTH WAR GRAVES COMMISSIONMackay Seaman S. 48212. H.M.S. Victory. Royal Naval Reserve. 15 September 1918. Age 18. Son of Robert and Ann Mackay of Scullomie, Tongue.
Seaman Sinclair Mackay 48212, H.M.S. Victory is buried in a war grave in TONGUE CHURCHYARD in the Northwest angle of the church.
- Introduction
- A Tongue Soldier
- Peter Burr
- Charles Burr
- Angus Clarke
- Angus Mackay
- Charles Mackay
- Daniel Mackay
- Donald Mackay
- Henry Mackay
- Hugh Mackay
- Magnus Mackay
- Sinclair Mackay
- William Mackay
- Hamish Mackenzie
- William Mclntosh
- Mangus Macleod
- Donald Munro
- William Munro
- Hugh John Murray
- Okain C Shaw
- Angus Sutheriand
- Peter Sutherland
- Roll of Honour World War 1-1
- Not on Tongue War Memorial
- Alexander Mackay
- Roll of Honour Tongue WW 2
- Melness War Memorial
- John Barnestson
- David Campbell
- Donald Mackay Melness
- James Pope
- Donald Rankine
- Murdo McPherson
- James Mackenzie
- Joseph Mackenzie
- Sinclair Mackenzie
- Isabella Mackenzie
- Mackay Mackay
- Robert Mackay
- Joseph Munro
- John A Mackenzie
- John C Mackenzie
- George W Mackay
- Allan Mackay
- John Mackay
- Kenneth Mackay
- Roll of Honour World War 1
- Angus G Mackay
- Robert A Gunn
- Martin Morrison
- John Robert Munro
- Roll of Honour Melness WW 2
- Not on Melness War Memorial
- Steamship SS Ashbury
- Skerray War Memorial
- David Newlands
- John Donald Mackay
- John Angus Grant Mackay
- George Gunn
- Hugh Mackay Lotts
- Williams Duncan Mackay
- Thomas N Mackay
- George G Mackay
- Eric W Mackay
- John George Mackay
- Angus G Mackay1
- Alex Mackay High Bonnybridge
- Alexander Mackay Achnabat
- Robert Mackay1
- Donald H Mackay
- Neil Munro
- Murdoch Mackay D C M
- George Mackay
- William Milne
- Eric Mackay Canadians
- Daniel Gunn Mackay
- John M Mackay
- John Mackay AIF
- Robert Hugh Mackay
- James McDougall
- Roll of Honour Worlds War 1
- Duncan C Menzies
- James M Gunn
- William W Sim
- George Gordon
- Donald Mackay Torrisdale
- James Mackay
- Archibald McNichol
- Not on Skerray War Memorial
- Roll of Honour World War 2
- Acknowledgements
- Introduction
- A Tongue Soldier
- Peter Burr
- Charles Burr
- Angus Clarke
- Angus Mackay
- Charles Mackay
- Daniel Mackay
- Donald Mackay
- Henry Mackay
- Hugh Mackay
- Magnus Mackay
- Sinclair Mackay
- William Mackay
- Hamish Mackenzie
- William Mclntosh
- Mangus Macleod
- Donald Munro
- William Munro
- Hugh John Murray
- Okain C Shaw
- Angus Sutheriand
- Peter Sutherland
- Roll of Honour World War 1-1
- Not on Tongue War Memorial
- Alexander Mackay
- Roll of Honour Tongue WW 2
- Melness War Memorial
- John Barnestson
- David Campbell
- Donald Mackay Melness
- James Pope
- Donald Rankine
- Murdo McPherson
- James Mackenzie
- Joseph Mackenzie
- Sinclair Mackenzie
- Isabella Mackenzie
- Mackay Mackay
- Robert Mackay
- Joseph Munro
- John A Mackenzie
- John C Mackenzie
- George W Mackay
- Allan Mackay
- John Mackay
- Kenneth Mackay
- Roll of Honour World War 1
- Angus G Mackay
- Robert A Gunn
- Martin Morrison
- John Robert Munro
- Roll of Honour Melness WW 2
- Not on Melness War Memorial
- Steamship SS Ashbury
- Skerray War Memorial
- David Newlands
- John Donald Mackay
- John Angus Grant Mackay
- George Gunn
- Hugh Mackay Lotts
- Williams Duncan Mackay
- Thomas N Mackay
- George G Mackay
- Eric W Mackay
- John George Mackay
- Angus G Mackay1
- Alex Mackay High Bonnybridge
- Alexander Mackay Achnabat
- Robert Mackay1
- Donald H Mackay
- Neil Munro
- Murdoch Mackay D C M
- George Mackay
- William Milne
- Eric Mackay Canadians
- Daniel Gunn Mackay
- John M Mackay
- John Mackay AIF
- Robert Hugh Mackay
- James McDougall
- Roll of Honour Worlds War 1
- Duncan C Menzies
- James M Gunn
- William W Sim
- George Gordon
- Donald Mackay Torrisdale
- James Mackay
- Archibald McNichol
- Not on Skerray War Memorial
- Roll of Honour World War 2
- Acknowledgements