He was Member of Parliament for Bishop's Castle from 1722 to 1727.
Williams was born in Greyfriars, Chichester, Sussex, England to Peere Williams and Joanna Oyley.
William married Anne Hutchins, daughter of Sir George Hutchins.
They had four sons: Hutchins Williams, Frederick, William-Peere, George and two daughters: Anne Williams, and Louisa .
This article about a Member of the Parliament of Great Britain (1707–1800) representing an English constituency is a stub.