Allen Rockwell McCann

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Vice Admiral Allen Rockwell McCann (20 September, 1896 – 22 February, 1978) served in the United States Navy. He was sometimes called "Philip" or "Mack".[1]

Life & Career

Born in North Adams, Massachusetts.[2]

McCann graduated from the U.S. Naval Academy in 1917 and from the recently instituted U.S. Navy Submarine School in 1919.

On 24 March, 1917 McCann was assigned to the battleship Kansas. Kansas was being overhauled in Philadelphia Navy Yard on 6 April 1917 when the United States entered World War I. She arrived in York River from Philadelphia on 10 July and became a unit of the 4th Battleship Division, spending the remainder of the war as an engineering training ship in Chesapeake Bay.

On 28 May 1917 McCann was commissioned as regular Ensign from 30 March 1917.

McCann was promoted to the rank of Lieutenant, temporary on 1 July, 1917 and properly on 1 February, 1918.

In September 1919, McCann left the Kansas.

McCann was promoted to the rank of Lieutenant Commander 18 November 1929, effective 6 June 1929. Admiral McCann personally informed President Truman of the successful bombing of Hiroshima in Japan on 6 August, 1945.

See Also


Service Records

Naval Appointments
Preceded by
William A. Heard
Captain of U.S.S. K-6
c. 1919[3]
Succeeded by
Preceded by
Morris D. Gilmore
Captain of U.S.S. R-21
11 Jan, 1921[4] – after 1 Jan, 1924[5]
Succeeded by
Preceded by
George C. Fuller
Captain of U.S.S. N-1
11 Jan, 1921[6]
Succeeded by
Arthur E. Bartlett


  1. web page
  2. This article is presently based on the International Blacksheep Society of Genealogists page on McCann.
  3. Obituary at web page
  4. Register of Officers, 1924. pp. 66-67.
  5. Register of Officers, 1924. pp. 66-67.
  6. Register of Officers, 1922. pp. 56-57.