Donham, 88, died Tuesday in Westlake, according to a fact of death letter from the Calcasieu Parish Coroner.
In August 1955, 14-year-old Till was beaten and shot to death after he allegedly whistled at Bryant – now Donham – in Money, Mississippi.
Emmett Louis Till, 14, with his mother, Mamie Bradley, at home in Chicago.
They were both acquitted of murder following a trial in which Carolyn Bryant testified that Emmett grabbed and verbally threatened her.
In 2007, a Mississippi grand jury declined to indict Donham on any charges.