Meaning:
Its source is broka, an Ancient Germanic name meaning "A small stream."
Popularity:
The name Brook ranked 971st in popularity for females of all ages in a sample of 2000-2003 Social Security Administration statistics and 1454th in popularity for females of all ages in a sample of the 1990 US Census.
Though this name has fluctuated in use, it has been quietly present throughout the last century.