The General Officer Commanding the Forces (Canada) was the most senior member of the Canadian Army

Canadian Forces Land Force Command

The Canadian Army , previously called Land Force Command, is responsible for army operations within the Canadian Forces. The current size of the Army is 19,500 regular soldiers and 16,000 reserve soldiers, for a total of around 35,500 soldiers...

 from 1875 until 1904. With to the withdrawal of the majority of British forces in Canada in 1906, the position was replaced by the Chief of the General Staff

Chief of the General Staff (Canada)

The Chief of the General Staff was the most senior member of the Canadian Army from 1904 until 1964 when the appointment became Commander, Mobile Command with the unification of Canada's military forces. The position was renamed Chief of the Land Staff in 1993....

 which title was used until 1964 when the appointment became Commander, Mobile Command

Commander, Mobile Command

The Commander, Mobile Command was the head of the Canadian Forces Mobile Command, the former name for Canadian Forces Land Force Command. The appointment was entitled Chief of the General Staff until 1964 when the appointment became Commander, Mobile Command with the unification of Canada's...

 with the unification of Canada's military forces. The position was renamed Chief of the Land Staff

Chief of the Land Staff

The Chief of the Land Staff is the commander and institutional head of the Canadian Army. The Chief of the Land is based at National Defence Headquarters in Ottawa, Ontario.-History of the post:...

 in 1993.

General Officers Commanding the Forces (Canada)

Dates of Appointment	Name, Rank and Titles
1875-1880	General General A general officer is an officer of high military rank, usually in the army, and in some nations, the air force. The term is widely used by many nations of the world, and when a country uses a different term, there is an equivalent title given....  Sir Sir Sir is an honorific used as a title , or as a courtesy title to address a man without using his given or family name in many English speaking cultures...  Edward Selby Smyth Edward Selby Smyth General Sir Edward Selby Smyth, was a British General. He served as first General Officer Commanding the Militia of Canada from 1874 to 1880.-Military career:...
1880-1884	Lieutenant-General Lieutenant General Lieutenant General is a military rank used in many countries. The rank traces its origins to the Middle Ages where the title of Lieutenant General was held by the second in command on the battlefield, who was normally subordinate to a Captain General....  Richard Luard Richard Luard Lieutenant-General Richard George Amherst Luard, CB was a British Army officer who became General Officer Commanding the Militia of Canada.-Military career:...
1884-1890	Lieutenant-General Sir Frederick Dobson Middleton Frederick Dobson Middleton General Sir Frederick Dobson Middleton KCMG, CB was a British general noted for his service throughout the Empire and particularly in the North-West Rebellion.-Military career:...
1890-1895	Major-General Major General Major general or major-general is a military rank used in many countries. It is derived from the older rank of sergeant major general. A major general is a high-ranking officer, normally subordinate to the rank of lieutenant general and senior to the ranks of brigadier and brigadier general...  The Rt Hon The Right Honourable The Right Honourable is an honorific prefix that is traditionally applied to certain people in the United Kingdom, Canada, Australia, New Zealand, the Anglophone Caribbean and other Commonwealth Realms, and occasionally elsewhere...  Lord Treowen Ivor Herbert, 1st Baron Treowen Major-General Ivor John Caradoc Herbert, 1st Baron Treowen CB, CMG, KStJ , known as Sir Ivor Herbert, Bt, between 1907 and 1917, was a British Liberal politician and British Army officer in the Grenadier Guards, who served as General Officer Commanding the Militia of Canada from 1890 to 1895...
1895-1898	Major-General Sir William Julius Gascoigne
1898-1900	Lieutenant-General Sir Edward Hutton
1900-1902	Major-General Richard Hebden O'Grady Haly Richard Hebden O'Grady Haly Major-General Sir Richard Hebden O'Grady Haly, KCB was a British Army officer and served as General Officer Commanding the Militia of Canada from 1900 to 1902.-Military career:...
1902-1904	Lieutenant-General The Rt Hon Earl of Dundonald Douglas Cochrane, 12th Earl of Dundonald Lieutenant-General Douglas Mackinnon Baillie Hamilton Cochrane, 12th Earl of Dundonald was a Scottish representative peer and a British Army general.-Military career:...