San Francisco 49ers Defensive Rookie of the Year winners
4 players won the Defensive Rookie of the Year in a season with the San Francisco 49ers. On a roster now: Nick Bosa.
| Player | Pos | Seasons | Times |
|---|---|---|---|
| Nick Bosa | DE | 2019 | 1 |
| Patrick Willis | LB | 2007 | 1 |
| Dana Stubblefield | DT | 1993 | 1 |
| Bruce Taylor | — | 1970 | 1 |
A winner counts for a club when he played for it in the season he won, the Immaculate Grid's rule. Award lists from Wikipedia. Seasons are on file in full from 1993; before that only some of the stars are, so an older name can be missing.