The Chaplain to the Speaker of the House of Commons, also known as the Speaker's Chaplain, is a Church of England priest who officiates at services held at the Palace of Westminster and its associated chapel, St Mary Undercroft. The Chaplain also acts as chaplain to the Speaker and Members of Parliament. The first Speaker's Chaplain was appointed in 1660. The current officeholder is Patricia Hillas.

Albert Basil Orme Wilberforce was an Anglican priest and author in the second half of the 19th century and the first two decades of the 20th. He was the Chaplain to the Speaker of the House of Commons and Archdeacon of Westminster.