Where does the name Nancy come from?

Answer 1

NANCY

Gender: Feminine

Usage: English

Previously a medieval diminutive of ANNIS, though since the 18th century it has been a diminutive of ANNE (1). It is now usually regarded as an independent name. During the 20th century it became very popular in the United States. A city in the Lorraine region of France bears this name, though it derives from a different source.

Source: Behind the Name

Answer 2

The name Nancy is of English origin and is derived from the Hebrew name Anna, meaning "grace" or "favor." It gained popularity in the 18th century and has been used as both a given name and a nickname.