Sweeney

Etymology 1
Anglicized form of, from +  (pleasant). Compare.

Statistics

 * According to the 2010 United States Census, Sweeney is the 651st most common surname in the United States, belonging to 52410 individuals. Sweeney is most common among White (90.6%) individuals.

Etymology 2
From, the name of a fictional character.

Proper noun

 * 1)  The, a branch of the London police service.