1950s
- 8 August 1950
- George F. Richards dies.
- 30 September 1950
- David O. McKay becomes President of the Quorum.
- 5 October 1950
- Delbert L. Stapley ordained.
- 4 April 1951
- George Albert Smith dies.
- 9 April 1951
- The First Presidency is reorganized, with David O. McKay President, Stephen L. Richards First Counselor, and J. Reuben Clark Second Counselor. Joseph Fielding Smith becomes President of the Quorum.
- 11 October 1951
- Marion G. Romney ordained.
- 3 February 1952
- Joseph F. Merrill dies.
- 10 April 1952
- LeGrand Richards ordained.
- 29 November 1952
- John A. Widtsoe dies.
- 9 April 1953
- Adam S. Bennion ordained.
- 15 July 1953
- Albert E. Bowen dies.
- 8 October 1953
- Richard L. Evans ordained.
- 13 December 1953
- Matthew Cowley dies.
- 8 April 1954
- George Q. Morris ordained.
- 11 February 1958
- Adam S. Bennion dies.
- 10 April 1958
- Hugh B. Brown ordained.
- 19 May 1959
- Stephen L. Richards dies.
- 12 June 1959
- J. Reuben Clark is called as First Counselor to President David O. McKay. Henry D. Moyle is called as Second Counselor.
- 15 October 1959
- Howard W. Hunter ordained.
Read more about this topic: Chronology Of The Quorum Of The Twelve Apostles (LDS Church)