San Francisco 49ers assistant head coach-defense history
Brandon Staley
Staley is the assistant head coach-defense for the San Francisco 49ers since the 2024 season. Staley's record as the team's assistant head coach-defense was 6-11-0, making him the second-most successful assistant head coach-defense in San Francisco 49ers history.
Mike Singletary
Singletary was the assistant head coach-defense for the San Francisco 49ers in the 2006-2008 seasons, a total of three years. Singletary's record as the team's assistant head coach-defense was 19-29-0, making him the most successful assistant head coach-defense in San Francisco 49ers history.
San Francisco 49ers assistant head coach-defense record
| Coach | Years | Record | Win percentage | Playoff record |
|---|---|---|---|---|
| Brandon Staley | 2024 | 6-11-0 | 35.3% | 0-0 |
| Mike Singletary | 2006-2008 | 19-29-0 | 39.6% | 0-0 |
San Francisco 49ers assistant head coach-defense facts
- Mike Singletary was the first assistant head coach-defense in 49ers history in 2006.
- Mike Singletary coached the most seasons as the 49ers's assistant head coach-defense at three seasons.
- Brandon Staley is the current assistant head coach-defense, starting ahead of the 2024 season.