| Year |
Month |
Event |
Description |
Reference |
| 1918 |
|
William
Sinclair |
Lieutenant
in Australian Army awarded the Military Cross for outstanding
bravery in France |
Australian
Biographies |
|
|
|
|
|
| 1909 |
15-Feb |
John
Sinclair of Lyth |
Created
1st Baron Pentland |
|
|
|
|
|
|
| 1916 |
01-May |
Harry
Ford Sinclair |
Founds
Sinclair Oil and Refining Corporation |
American
National Biography |
|
|
|
|
|
| 1917 |
|
Ewen
George Sinclair-Maclagan |
Appointed
Major general in Australian Army |
Australian
Biographies |
|
|
|
|
|
|
1918-29 |
|
Norman
18th Earl |
Representative
Peer of Scotland |
Debretts |
|
|
|
|
|
| 1925 |
23-Mar |
John
1st Baron Pentland |
Dies,
Succeeded by son Henry |
Debretts |
|
|
|
|
|
|
1931-32 |
|
Sir
Archibald Sinclair of Ulbster (4th) |
Secretary
of State for Scotland |
Debretts |
|
|
|
|
|
|
1935-45 |
|
Sir
Archibald Sinclair of Ulbster |
Leader
of the Liberal Party |
Debretts |
|
|
|
|
|
| 1939 |
10-Aug |
James
5th Earl of Rosslyn |
Dies
succeeded by grandson Anthony |
Debretts |
|
|
|
|
|
|
1940-45 |
|
Sir
Archibald |
Secretary
of State for Air in Churchill Government in World War II |
Debretts |
|
|
|
|
|
| 1947 |
25-Mar |
Norman
18th Earl dies |
Succeeded
by his nephew Roderick 19th Earl |
Debretts |
|
|
|
|
|
| 1948 |
28-Feb |
Aubrey
St Clair-Ford |
Inherits
Baronetcy of GB created on
22 February 1793 |
Debretts |
|
|
|
|
|
|
1950-58 |
|
Roderick
19th Earl of Caithness |
Representative
Peer of Scotland |
Debretts |
|
|
|
|
|
| 1952 |
10-Apr |
Sir
Archibald |
Created
Viscount Thurso |
Debretts |
|
|
|
|
|
| 1953 |
|
Colin
Archibald Sinclair |
Ex
Government Minister and Grazier in Australia is Knighted |
Australian
Biographies |
|
|
|
|
|
|
1955-65 |
|
Roderick
19th Earl |
HM
The Queen's Resident Factor Balmoral Estates |
Debretts |
|
|
|
|
|
| 1956 |
10-Nov |
Harry
Ford Sinclair |
Dies |
American
National Biography |
|
|
|
|
|
| 1957 |
|
Murray
17th Lord Sinclair |
Succeeds
his father |
Debretts |
|
|
|
|
|
| 1957 |
22-Jan |
Robert
John Sinclair |
Created
1st Baron Sinclair of Cleeve |
Debretts |
|
|
|
|
|
|
1958-65 |
|
Roderick
19th Earl |
Having
been a Brigadier in the Gordon Highlanders was made Brigade
Colonel of the Regiment |
Debretts |
