| Glenn Derby | |
| Number: | 79 |
| Position: | Tackle Guard Center |
| Birth Date: | 27 June 1964 |
| Birth Place: | Oconomowoc, Wisconsin, U.S. |
| Height Ft: | 6 |
| Height In: | 6 |
| Weight Lb: | 290 |
| High School: | Oconomowoc |
| College: | Wisconsin |
| Draftyear: | 1988 |
| Draftround: | 8 |
| Draftpick: | 218 |
| Pastteams: | |
| Statlabel1: | Games played |
| Statvalue1: | 7 |
| Pfr: | DerbGl20 |
Glenn Evans Derby Jr. (born June 27, 1964)[1] is an American former professional football offensive lineman in the National Football League (NFL). He was selected by the Saints in the eighth round of the 1988 NFL draft.[2] He played three seasons for the New Orleans Saints (1988–1990) as a tackle, guard and center. He went to Green Bay Packers as a free agent and left after injury in 1991. He played at the collegiate level at the University of Wisconsin–Madison.
Derby is the brother of former NFL player John Derby.[3] His nephew, A. J. Derby, a tight end, played for the New England Patriots and the Denver Broncos and is now with the Miami Dolphins.