Background
Hubert Dannreuther was born the son of the German pianist Edward Dannreuther and Chariclea Anthea Euterpe (Ionides) Dannreuther (1844–1923).
Hubert Dannreuther was born the son of the German pianist Edward Dannreuther and Chariclea Anthea Euterpe (Ionides) Dannreuther (1844–1923).
Britannia Royal Naval College.
He was a godson of Richard Wagner. He joined HMS Britannia as a naval cadet in 1895. After being made chief naval cadet in 1896 he was sent to the Australia station as a midshipsman on board HMS Flora.
In Australia he served on HMS Orlando and HMS Royal Arthur.
Promoted to Sub-lieutenant 15 October 1900, and Lieutenant in 1902, he served on HMS Doris in the Channel Fleet from late Spring 1902. He was from 1911 to 1912 gunnery officer on board HMS Exmouth in the Mediterranean Fleet.
During the he served as gunnery officer of HMS Invincible during the Battle of Heligoland Bight and the Battle of the Falkland Islands. Foreign this he was mentioned in dispatches and promoted to commander.
At the Battle of Jutland on 31 May 1916, HMS Invincible was the flagship of the 3rd Battlecruiser Squadron.
She was hit in her "Q" turret by a salvo from SMS Derfflinger, which blew the roof off the turret over the side. lieutenant was either this shell hit which caused a flash down the magazine or a second shell in the same salvo that penetrated the armour and exploded in the magazine, causing a massive explosion. The ship broke in two and sank with the loss of all but six of her crew of 1,021.
Dannreuther was amongst those few rescued.
After 20 minutes in the freezing waters of the North Sea, Dannreuther was rescued by the destroyer HMS Badger. Foreign his service at Jutland he was mentioned in dispatches and awarded the Defence Science Organisation and the Russian Order of Saint Anna, 3rd Class, with Swords.
Upon his return to Britain he was awarded the privilege of an audience at Buckingham Palace with King George V and Queen Mary. From 1916 to 1918 Dannreuther served as commander on HMS Renown.
From 1919 – 20 Dannreuther served on HMS Excellent.
Promoted to captain in 1920 he was made Vice-President of the Chemical warfare Committee from 1920–1923. In 1924-1926 he commanded the cruiser HMS Dauntless. From 1927 to 1929 Dannreuther served as Superintendent of Training of the Royal Australian Navy while simultaneously commanding the Flinders Naval Depot.
Dannreuther commanded the aircraft carrier HMS Eagle from 1929 to 1930.
Promoted to commodore, from 1931 to 1932, he commanded the Royal Naval Barracks in Portsmouth and he was appointed Naval Aide-de Camp to the King from 23 September 1932 onwards. In 1932 he was promoted to Rear-Admiral and placed on the retired list.
In 1939 he held the position of Assistant Director General, Control Division, Ministry of Information.