|Born||12 August 1890|
|Years of service||1910 - 1941|
New Zealand Division
World War I|
World War II
Companion of the Order of the Bath|
Distinguished Service Cross
Horan joined the Royal Navy in 1910 and served in World War I taking part in the Battle of Heligoland Bight in 1914. He was appointed Commanding Officer of the cruiser HMS Coventry in 1931, Senior Naval Member on the Directing Staff at the Imperial Defence College in October 1935 and Commanding Officer of the battleship HMS Barham in 1937.
He also served in World War II as Commander-in-Chief of the New Zealand Division from December 1939 to April 1940 before retiring in 1941. In early retirement he served as a staff officer in Combined Operations Headquarters in Richmond Terrace, London. He was made a CB in the New Year Honours 1947.
- Award of the Distinguished Service Cross
- Royal Navy Warships Archived 14 July 2015 at the Wayback Machine.
- Senior Royal Navy Appointments Archived 15 March 2012 at the Wayback Machine.
- Mountbatten Papers: Correspondence files, 1946-8 Southampton University
- "No. 37835". The London Gazette (Supplement). 1 January 1947. p. 3.
| Commander-in-Chief, New Zealand Division