David Keith Williams (born April 21, 1972) is an American former Major League Baseball player for the San Francisco Giants during the 1996 season.

Williams had a career .291 batting average in the minor leagues and 117 home runs over 8 seasons.

He was called up to the majors in 1996, but his best season in the minors was 1997, where he hit .320 with 22 home runs for the Giants AA team.

Defensively, he did not make a single error in 4 games played.

This biographical article relating to an American baseball outfielder born in the 1970s is a stub.