Sir Bernard Williams (1929–2003) was an English moral philosopher.

Bernard or Bernie Williams may also refer to:

• Bernard Williams (footballer) (1908–2004), Irish footballer
• Bernie Williams (basketball) (1945–2002), American basketball player
• Bernie Williams (1970s outfielder) (born 1948), American baseball outfielder
• Bernie Williams (born 1968), Puerto Rican baseball outfielder
• Bernard Williams (gridiron football) (born 1972), American football player
• Bernard Williams (sprinter) (born 1978), American athlete

• Bernard Williams (priest) (1869–1943), English Anglican priest
• Bernard Williams (producer) (1942–2015), British film producer and production manager
• Bernard Williams, fictional character in the animated TV series Craig of the Creek