Meaning:
Its source is Dubhan, an Irish Gaelic name meaning "Shadowy."
Popularity:
The name Dewayne ranked 905th in popularity for males of all ages in a sample of 2000-2003 Social Security Administration statistics and 502nd in popularity for males 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.