African-American heritage of presidents of the United States
Calvin Coolidge's mother Victoria Moor was claimed to be of a mixed-race family in Vermont. Vaughn noted that her surname was derived from "Moor", a European term for people of North Africa. He did not note that another meaning of her surname is the landscape feature of moor or bog. People's surnames were often based on such landscape features when surnames became generally adopted in 14th century England. Moor/Moore is a common name in England, Scotland, and Ireland.
Sri Lankan Moors
The Moors trace their ancestry to Arab traders who settled in Sri Lanka in waves beginning from the 8th century. The population of Moors are the highest in the Ampara, Trincomalee and Batticaloa districts.