Richard Nelson Williamson () yaiku biskop Katulik tradisionalis Inggris sing nentang pangobahan ing Greja Katulik sing dilakoni dening Konsili Vatikan Kaloro. Ia awale menika anggota Sarekat Santo Pius X (SSPX), nanging metu saka SSPX ing 2012.

Referensi

Pratelan pustaka 
 The Rural Solution: Modern Catholic Voices on Going Forward to the Land (2003, with P. Chojnowski, W. Marx, W. Nutting, C. McCann)
 Letters from the Rector by Bishop Richard Williamson
 Volume 1: The Ridgefield Letters covering 1983–1988 (2007)
 Volume 2: The Winona Letters Part I covering 1988–1994 (2008)
 Volume 3: The Winona Letters Part II covering 1994–1999 (2009)
 Volume 4: The Winona Letters Part III covering 2000–2003 (2009)

Pranala jaba 
 Bishop Williamson Collection, a collection of video clips from his seminary lectures
 Website of St. Marcel Initiative
 Weekly columns by Williamson, in German and English, since June 2000 
 Controversial interview with Williamson
 Anti-Defamation League Report: ″Society of St. Pius X — Mired in Anti-Semitism″ 

Alumni Clare College, Cambridge