See also: amann English Etymology From the German surname, variant of Ammann. Proper noun Amann (plural Amanns) A surname. Statistics According to the 2010 United States Census, Amann is the 11135th most common surname in the United States, belonging to 2845 individuals. Amann is most common among White (91.81%) individuals. Anagrams Annam, manna Wikiwand - on Seamless Wikipedia browsing. On steroids.