Denzil Williams (born 17 October 1938) is a former Wales international rugby union player.
He played in the Welsh rugby team's first match outside Europe and its first in the Southern Hemisphere; played against East Africa in Nairobi on 12 May 1964, Wales winning 8-26.
He was also selected fives times for the British & Irish Lions in 1966.
[1] His first international match was in the Five Nations tournament on 19 January 1963.
Williams also played club rugby for Ebbw Vale.