''Adler'' was the name of four ships of Argo Line, Germany
* , purchased from Norddeutscher Lloyd in 1887, sold in 1889.
* , in service 1900–38, sold to Italy
* , In service 1938–40, requisitioned by Kriegsmarine.
* , in service 1950–66, sold to the Philippines
{{DEFAULTSORT:Adler
Ship names