Surnames Categorized "nobility"

This is a list of surnames in which the categories include nobility.
Alfero Italian
From the given name Adalfarus.
Fromm German
From a nickname derived from Middle High German vrom meaning "noble, honourable".
Hepburn English, Scottish
From northern English place names meaning "high burial mound" in Old English. It was borne by Mary Queen of Scot's infamous third husband, James Hepburn, Earl of Bothwall. Other famous bearers include the actresses Katharine Hepburn (1907-2003) and Audrey Hepburn (1929-1993).
Hou Chinese
From Chinese (hóu) meaning "lord, nobleman".
Keith Scottish
From a place name that is probably derived from the Brythonic element cet meaning "wood". This was the surname of a long line of Scottish nobles.