| Birth Date: | July 20, 1943 |
| Birth Place: | Memphis, Tennessee, U.S. |
| Number: | 45, 46 |
| Position1: | Defensive back |
| Height Ft: | 6 |
| Height In: | 0 |
| Weight Lb: | 195 |
| College: | Memphis |
| High School: | Kingsbury |
| Nfldraftedyear: | 1966 |
| Nfldraftedround: | 17 |
| Nfldraftedpick: | 258 |
| Playing Years1: | (1966) |
| Playing Team1: | Green Bay Packers |
| Playing Years2: | (1967) |
| Playing Team2: | New York Giants |
| Career Highlights: |
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| Statlabel1: | Games played |
| Statvalue1: | 20 |
| Nfl: | HAT622932 |
David Gary Hathcock (born July 20, 1943) is a former American football defensive back in the National Football League (NFL) for the Green Bay Packers and the New York Giants. He played college football as a linebacker at the University of Memphis and was drafted by the Packers in the 17th round (258th overall) of the 1966 NFL draft.
He currently teaches drafting at Hunters Lane Comprehensive High School in Nashville, Tennessee.