Surnames Categorized "blue"

This is a list of surnames in which the categories include blue.
usage
Blau German
Means "blue" in German, most likely used to refer to a person who wore blue clothes.
Blue English
From a nickname for a person with blue eyes or blue clothing.
Fujiwara Japanese
From Japanese (fuji) meaning "wisteria" and (wara) meaning "field, plain".
Gorman 2 Irish
From the Irish Ó Gormáin meaning "descendant of Gormán". The given name Gormán means "little blue one".
Greenspan Jewish
Anglicized form of German Grünspan meaning "verdigris". Verdigris is the green-blue substance that forms on copper.
Shafir Jewish
Ornamental name meaning "sapphire" in Yiddish.