Elizabeth Juliene Mikel (née Lacy; born November 7, 1963) is an American actress and jazz vocalist from Dallas, Texas. She is best known for her role as Corrina "Mama" Williams, mother of star running back Brian "Smash" Williams, on the NBC television series Friday Night Lights.

She is also known for her work on NBC's "Friday Night Lights", playing Joanne Street, the mother of paralyzed quarterback Jason Street, and for her roles on: NBC's "The Blacklist", HBO's "The Leftovers", USA Network's "Queen of the South", and the Nat Geo miniseries "The Long Road Home".