Several ships of the German and
Austro-Hungarian Navies have been named SMS ''Greif''
*, an Austro-Hungarian
aviso
An ''aviso'' was originally a kind of dispatch boat or "advice boat", carrying orders before the development of effective remote communication.
The term, derived from the Portuguese and Spanish word for "advice", "notice" or "warning", an '' ...
originally launched in 1857 as the merchant
paddle steamer
A paddle steamer is a steamship or steamboat powered by a steam engine that drives paddle wheels to propel the craft through the water. In antiquity, paddle wheelers followed the development of poles, oars and sails, where the first uses wer ...
''Jupiter''
*, a German
aviso
An ''aviso'' was originally a kind of dispatch boat or "advice boat", carrying orders before the development of effective remote communication.
The term, derived from the Portuguese and Spanish word for "advice", "notice" or "warning", an '' ...
launched in 1886
*, an Austro-Hungarian
torpedo boat
A torpedo boat is a relatively small and fast naval ship designed to carry torpedoes into battle. The first designs were steam-powered craft dedicated to ramming enemy ships with explosive spar torpedoes. Later evolutions launched variants of se ...
launched in 1907
*, a German
auxiliary cruiser
An armed merchantman is a merchant ship equipped with guns, usually for defensive purposes, either by design or after the fact. In the days of sail, piracy and privateers, many merchantmen would be routinely armed, especially those engaging in lo ...
during
World War I
World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...
{{ship index