|Years Coached||Record||Win %||Playoff record||Playoff win %|
Sonny Grandelius was a football coach in the National Football League (NFL) during the 1964 season as the offensive backfield coach of the Detroit Lions. During his lone season in the NFL the Lions went 7-5-2.
|1964 Detroit Lions||Offensive Backfield Coach||7-5-2||0-0|
Coach history guide
|Seasons with a championship win||Seasons with a conference championship|
- Past teams coached for: Detroit Lions