Abigail Williams (born c. 1681) was one of the initial accusers in the Salem witch trials.
Abigail Williams may also refer to:
Abigail Williams (band), an American black metal band Abigail Williams, 2014 recipient of a University of Oxford title of distinction Abigail Williams, victim of the murders of Abigail Williams and Liberty German in 2017 Abigail Williams, an As the World Turns character Abigail Williams, a Fate/Grand Order character