McKinley Morganfield, known as Muddy Waters

Coahoma County, Mississippi Belmont Plantation

McKinley Morganfield
Head
Male
Negro 27
Married
Mississippi
Farmer

Spouse:
Maybelle
Wife/Female
Negro
25
Married
Mississippi

The interesting thing about this census, is, according to wikipedia bio, that Muddy's wife Maybelle had left him 5 years before, but he still listed her as his wife in the 1940 census.

This is three years before moving to Chicago to start his professional music career

Muddy Waters' Bio
http://en.wikipedia.org/wiki/Muddy_Waters