50th Field Artillery Regiment (The Prince of Wales Rangers), RCA • Originated on 3 May 1867 in
Peterborough, Ontario, as the
57th Peterborough Battalion of Infantry. • Redesignated on 16 January 1880 as the
57th Battalion of Infantry Peterborough Rangers. • Redesignated on 8 May 1900 as the
57th Regiment Peterborough Rangers. • Redesignated on 12 March 1920 as
The Peterborough Rangers. • Amalgamated on 15 December 1936 with the ''3rd The Prince of Wales' Canadian Dragoons
and the Headquarters and C Company of the 4th Machine Gun Battalion, CMGC
, and redesignated as The Prince of Wales Rangers (Peterborough Regiment) (MG)''. • Redesignated on 5 March 1942 as the
2nd (Reserve) Battalion, The Prince of Wales Rangers (Peterborough Regiment). • Redesignated on 1 June 1945 as
The Prince of Wales Rangers (Peterborough Regiment). • Converted on 1 April 1946 from infantry to artillery, and redesignated as the
50th Heavy Anti-Aircraft Regiment (The Prince of Wales Rangers), RCA. • Redesignated on 22 August 1955 as the
50th Medium Anti-Aircraft Regiment (The Prince of Wales Rangers), RCA. • Redesignated on 12 April 1960
50th Medium Anti-Aircraft Artillery Regiment (The Prince of Wales Rangers), RCA. • Amalgamated on 6 July 1960 with the
45th Medium Battery, RCA, and redesignated as the
50th Field Artillery Regiment (The Prince of Wales Rangers), RCA. • Reduced to nil strength on 1 April 1970 and transferred to the
Supplementary Order of Battle.
4th Machine Gun Battalion, CMGC • Originated on 1 June 1919 in
Kingston, Ontario, as the
4th Machine Gun Brigade, CMGC. • Redesignated on 15 September 1924 as the
4th Machine Gun Battalion, CMGC. • Amalgamated on 15 December 1936 with
The Peterborough Rangers and the ''3rd The Prince of Wales' Canadian Dragoons
, and redesignated as The Prince of Wales Rangers (Peterborough Regiment) (MG)''.
4th Field Regiment (Self-propelled), RCA • Originated on 9 May 1905 in
Cobourg, Ontario, as the
10th Brigade of Field Artillery, CA. • Redesignated on 2 February 1920 as the
4th Brigade, CFA. • Redesignated on 1 July 1925 as the
4th Field Brigade, CA. • Redesignated on 3 June 1935 as the
4th Field Brigade, RCA. • Redesignated on 7 November 1940 as the
4th (Reserve) Field Brigade, RCA. • Redesignated on 24 June 1942 as the
43rd (Reserve) Field Regiment, RCA. • Redesignated on 1 April 1946 as the
4th Field Regiment, RCA. • Redesignated on 19 June 1947 as the
4th Field Regiment (Self- propelled), RCA. • Amalgamated on 1 September 1954 as the
45th Field Battery (Self-propelled), RCA and the
56th Field Battery (Self-propelled), RCA.
56th Field Battery (Self-propelled), RCA • Originated on 1 April 1912 in
Goderich, Ontario, as the
31st Battery, CFA. • Redesignated on 2 February 1920 as the
56th Battery, CFA. • Redesignated on 1 July 1925 as the
56th Field Battery, CA. • Redesignated on 3 June 1935 as the
56th Field Battery, RCA. • Amalgamated on 15 December 1936 with
The Grenville Regiment (Lisgar Rifles), and redesignated as the
56th (Grenville) Field Battery, (Howitzer), RCA. • Redesignated on 1 December 1937 as the
56th (Grenville) Field Battery, RCA. • Redesignated on 7 November 1940 as the
56th Reserve (Grenville) Field Battery, RCA. • Redesignated on 1 April 1946 as the
56th Field Battery, RCA. • Redesignated on 19 June 1947 as the
56th Field Battery (Self-propelled), RCA. • Amalgamated on 1 September 1954, with the
4th Field Regiment (Self- propelled), RCA, the
45th Field Battery (Self- propelled), RCA, and the
4th Field Battery (Self-propelled), RCA, and redesignated the
45th Medium Battery, RCA.
The Grenville Regiment (Lisgar Rifles) • Originated on 12 April 1867 in
Prescott, Ontario, as the
56th Prescott Battalion of Infantry. • Redesignated on 9 August 1867 as the
56th Grenville Battalion of Infantry. • Redesignated on 13 September 1871 as the
56th Grenville Battalion of Rifles. • Redesignated on 29 September 1871 as the
56th Grenville Battalion “Lisgar Rifles”. • Redesignated on 8 May 1900 as the
56th Grenville Regiment "Lisgar Rifles". • Redesignated on 12 March 1920 as
The Grenville Regiment (Lisgar Rifles). • Amalgamated on 15 December 1936 with the
56th Field Battery, RCA, and redesignated as the
56th (Grenville) Field Battery, (Howitzer), RCA.
4th Field Battery (Self-propelled), RCA • Originated on 9 May 1905 in
Peterborough, Ontario, as the
24th Field Battery, CA. • Redesignated on 2 February 1920 as the
4th Battery, CFA. • Redesignated on 1 July 1925, as the
4th Field Battery, CA. • Redesignated on 3 June 1935 as the
4th Field Battery, RCA. • Redesignated on 7 November 1940 as the
4th (Reserve) Field Battery, RCA. • Redesignated on 1 September 1943 as the
4th (Reserve) Anti-Aircraft Battery (Type 2H), RCA. • Redesignated on 1 April 1946 as the
4th Field Battery, RCA. • Redesignated on 19 June 1947 as the
4th Field Battery (Self- propelled), RCA. • Amalgamated on 1 September 1954 with the
4th Field Regiment (Self-propelled), RCA, the
45th Field Battery (Self-propelled), RCA, and the
56th Field Battery (Self-propelled), RCA, and redesignated the
45th Medium Battery, RCA.
Lineage chart ==Notable members==