Richard Williamson (1940–2025) was an English traditionalist Catholic bishop, formerly of the Society of St. Pius X.
Richard Williamson may also refer to:
Richard Williamson (American football) (1941–2015), American football player and coach Richard Williamson (sailor) (born 1944), Australian Olympic sailor Richard T. Williamson (born 1958), American non-fiction writer Richard S. Williamson (1949–2013), US special envoy to Sudan and Chairman of the Illinois Republican Party Rich Williamson (filmmaker), Canadian film director Richie Williamson (born 1973), New South Wales politician
See also Richard Williams (disambiguation) William Richard Williamson (1872–1958), English adventurer and oil company representative