David Alexander Liddell
- Bats Right, Throws Right
- Height 6' 0", Weight 190 lb.
- High School Rubidoux High School
- Debut June 3, 1990
- Final Game June 3, 1990
- Born June 15, 1966 in Los Angeles, CA USA
Dave Liddell was drafted by the Chicago Cubs in the 4th round (83rd Overall) of the 1984 amateur draft. In his lone major league at bat, playing for the New York Mets, he singled off of Pat Combs of the Philadelphia Phillies on June 3, 1990 for a lifetime average of 1.000.