| Lyle Rockenbach | |
| Position: | Guard |
| Birth Date: | March 1, 1915 |
| Birth Place: | Prairie View, Illinois |
| Death Date: | November 8, 2005 (age 90) |
| Height Ft: | 5 |
| Height In: | 9 |
| Weight Lbs: | 192 |
| High School: | Crystal Lake Central |
| College: | Michigan State University |
| Pastteams: | Detroit Lions (1943) |
| Pfr: | RockLy20 |
Lyle James "Rocky" Rockenbach (March 1, 1915 – November 8, 2005) was an American football player. He played college football for Michigan State College (later known as Michigan State University) from 1937 to 1939. He blocked three punts in a single game against Temple in 1937.[1] He was a co-captain of the 1939 Michigan State team,[2] and was also honored as the team's most valuable player.[3] After graduating from Michigan State, he became a high school coach in Howell, Michigan. In the summer of 1943, he attempted a comeback as a professional football player for the Detroit Lions.[4] He appeared in nine games for the Lions during the 1943 NFL season.[5]