SS Iserlohn explained

A number of steamships were named Iserlohn, including:

• , in service with Deutsche-Australische Dampfschiffs Gesellschaft 1909-14, interned 1914-19, ceded to the United Kingdom in 1919 and in service until sold in 1924.
• , in service with Deutsche-Australische Dampfschiffs Gesellschaft 1922-26, acquired by Hamburg-Amerikanische Packetfarhrt Aktien-Gesellschaft and served until sunk during World War II