Basil Christopher Butler (7 May 1902 – 20 September 1986) was a convert from the Church of England to the Roman Catholic Church. He was a Roman Catholic priest, the 7th Abbot of Downside Abbey, one-time Abbot President of the English Benedictine Congregation, an auxiliary bishop of Westminster, an internationally respected scripture scholar, a consistent defender of the priority of the Gospel according to Matthew, and the pre-eminent English-speaking Council Father at the Second Vatican Council (1962–65).