San Francisco 49ers| Stats | Schedule | Roster | Injuries | Transactions |
| No. | Player | Position | Height | Weight | Born | Experience | College |
| 35 | Adams, Phillip | CB | 5'11" | 192 | 07/20/1988 | R | South Carolina State |
| 9 | Andrus, Shane | K | 5'10" | 190 | 10/02/1980 | 1 | Murray State |
| 64 | Baas, David | G | 6'4" | 330 | 09/28/1981 | 6 | Michigan |
| 96 | Balmer, Kentwan | DE | 6'5" | 315 | 10/15/1986 | 3 | North Carolina |
| 48 | Balogun, Mike | LB | 6'2" | 250 | 09/28/1983 | R | Oklahoma |
| 75 | Boone, Alex | T | 6'8" | 312 | 05/04/1987 | 1 | Ohio State |
| 53 | Bowman, Navorro | LB | 6'1" | 230 | 05/28/1988 | R | Penn State |
| 50 | Briggs, Diyral | LB | 6'4" | 232 | 10/31/1985 | 2 | Bowling Green |
| 26 | Brock, Tramaine | CB | 5'10" | 194 | 08/20/1988 | R | Belhaven College |
| 55 | Brooks, Ahmad | LB | 6'3" | 259 | 03/14/1984 | 5 | Virginia |
| 25 | Brown, Tarell | CB | 5'10" | 193 | 01/06/1985 | 4 | Texas |
| 3 | Brown, Jarrett | QB | 6'4" | 221 | 09/21/1987 | R | West Virginia |
| 58 | Burnett, Martail | DE | 6'3" | 262 | 01/10/1985 | 1 | Utah |
| 82 | Byham, Nate | TE | 6'3" | 255 | 06/27/1988 | R | Pittsburgh |
| 8 | Carr, David | QB | 6'3" | 216 | 07/21/1979 | 9 | Fresno State |
| 39 | Caulcrick, Jehuu | RB | 6'0" | 250 | 08/06/1983 | 1 | Michigan State |
| 22 | Clements, Nate | CB | 6'0" | 205 | 12/12/1979 | 10 | Ohio State |
| 29 | Coffee, Glen | RB | 6'0" | 209 | 05/01/1987 | 2 | Alabama |
| 15 | Crabtree, Michael | WR | 6'1" | 214 | 09/14/1987 | 2 | Texas Tech |
| 80 | Curtis, Tony | TE | 6'5" | 251 | 02/11/1983 | 5 | Portland State |
| 85 | Davis, Vernon | TE | 6'3" | 250 | 01/31/1984 | 5 | Maryland |
| 76 | Davis, Anthony | T | 6'6" | 325 | 10/11/1989 | R | Rutgers |
| 7 | Davis, Nate | QB | 6'2" | 217 | 05/25/1987 | 2 | Ball State |
| 76 | De La Puente, Brian | G | 6'2" | 308 | 05/13/1985 | 2 | California |
| 33 | Dixon, Anthony | RB | 6'1" | 235 | 09/24/1987 | R | Mississippi State |
| 93 | Evans, Demetric | DE | 6'4" | 275 | 09/03/1979 | 9 | Georgia |
| 49 | Finley, Joe Jon | TE | 6'6" | 261 | 01/30/1985 | 1 | Oklahoma |
| 92 | Franklin, Aubrayo | DT | 6'1" | 317 | 08/27/1980 | 8 | Tennessee |
| 19 | Ginn Jr., Ted | WR | 5'11" | 180 | 04/12/1985 | 4 | Ohio State |
| 38 | Goldson, Dashon | S | 6'2" | 200 | 09/18/1984 | 4 | Washington |
| 21 | Gore, Frank | RB | 5'9" | 217 | 05/14/1983 | 6 | Miami (FL) |
| -- | Grant, Bakari | WR | 6'4" | 195 | R | UC Davis | |
| 98 | Haralson, Parys | LB | 6'0" | 255 | 01/24/1984 | 5 | Tennessee |
| 66 | Heitmann, Eric | C | 6'3" | 312 | 02/24/1980 | 9 | Stanford |
| 89 | Hill, Jason | WR | 6'0" | 202 | 02/20/1985 | 4 | Washington State |
| 77 | Iupati, Mike | G | 6'6" | 330 | 05/12/1987 | R | Idaho |
| 41 | James, William | CB | 6'0" | 200 | 06/15/1979 | 10 | Western Illinois |
| 95 | Jean Francois, Ricky | DT | 6'3" | 295 | 11/23/1986 | 2 | LSU |
| 86 | Jennings, Brian | TE | 6'5" | 242 | 10/14/1976 | 11 | Arizona State |
| 81 | Jones, Brandon | WR | 6'1" | 212 | 10/06/1982 | 6 | Oklahoma |
| -- | Kopa, Matt | T | 6'6" | 297 | 02/25/1987 | R | Stanford |
| 45 | Kristick, Keaton | LB | 6'3" | 226 | 04/25/1988 | R | Oregon State |
| 55 | LaBoy, Travis | DE | 6'3" | 250 | 08/20/1981 | 6 | Hawaii |
| 99 | Lawson, Manny | LB | 6'5" | 240 | 07/03/1984 | 5 | North Carolina State |
| 4 | Lee, Andy | P | 6'0" | 178 | 08/11/1982 | 7 | Pittsburgh |
| 32 | Lewis, Michael | S | 6'1" | 222 | 04/29/1980 | 9 | Colorado |
| 18 | Long, Scott | WR | 6'2" | 214 | 10/22/1986 | R | Louisville |
| 40 | Maragos, Chris | S | 6'0" | 198 | 01/06/1987 | R | Wisconsin |
| 23 | Mays, Taylor | S | 6'3" | 230 | 02/07/1988 | R | USC |
| 91 | McDonald, Ray | DE | 6'3" | 290 | 09/02/1984 | 4 | Florida |
| 56 | McKillop, Scott | LB | 6'1" | 243 | 03/04/1986 | 2 | Pittsburgh |
| 47 | Miller, Brit | RB | 6'1" | 250 | 09/15/1986 | 1 | Illinois |
| 60 | Mitchell, Khalif | DT | 6'6" | 306 | 04/07/1985 | 1 | East Carolina |
| 84 | Morgan, Josh | WR | 6'0" | 219 | 06/20/1985 | 3 | Virginia Tech |
| 6 | Nedney, Joe | K | 6'5" | 234 | 03/22/1973 | 15 | San Jose State |
| 44 | Norris, Moran | RB | 6'1" | 250 | 06/16/1978 | 10 | Kansas |
| 61 | Patrick, Chris | T | 6'4" | 280 | 08/22/1984 | 2 | Nebraska |
| 41 | Paymah, Karl | CB | 6'0" | 195 | 11/29/1982 | 5 | Washington State |
| -- | Perry, Jared | WR | 6'1" | 180 | 03/29/1988 | R | Missouri |
| 62 | Rachal, Chilo | T | 6'4" | 315 | 03/15/1986 | 3 | USC |
| 24 | Robinson, Michael | RB | 6'1" | 223 | 02/06/1983 | 5 | Penn State |
| 65 | Sims, Barry | T | 6'5" | 300 | 12/01/1974 | 12 | Utah |
| 94 | Smith, Justin | DE | 6'4" | 285 | 09/30/1979 | 10 | Missouri |
| 11 | Smith, Alex | QB | 6'4" | 217 | 05/07/1984 | 6 | Utah |
| 30 | Smith, Reggie | CB | 6'1" | 200 | 09/03/1986 | 3 | Oklahoma |
| 68 | Snyder, Adam | T | 6'6" | 325 | 01/30/1982 | 6 | Oregon |
| 90 | Sopoaga, Isaac | DE | 6'2" | 330 | 09/04/1981 | 7 | Hawaii |
| 36 | Spencer, Shawntae | CB | 6'1" | 190 | 02/22/1982 | 7 | Pittsburgh |
| 51 | Spikes, Takeo | LB | 6'2" | 242 | 12/17/1976 | 13 | Auburn |
| 74 | Staley, Joe | T | 6'5" | 315 | 08/30/1984 | 4 | Central Michigan |
| 27 | Stoudamire, Patrick | CB | 5'11" | 200 | 02/21/1988 | R | Western Illinois |
| 28 | Taylor, Curtis | S | 6'2" | 208 | 07/13/1985 | 2 | LSU |
| 33 | Vann, LeRoy | CB | 5'9" | 185 | 11/18/1986 | R | Florida A&M |
| 46 | Walker, Delanie | TE | 6'0" | 242 | 08/12/1984 | 5 | Central Missouri |
| 78 | Walker, Derek | DE | 6'4" | 270 | 09/16/1986 | 2 | Illinois |
| 59 | Wallace, Cody | C | 6'4" | 300 | 11/26/1984 | 3 | Texas A&M |
| 57 | Wilhelm, Matt | LB | 6'4" | 245 | 02/02/1981 | 8 | Ohio State |
| 10 | Williams, Kyle | WR | 5'10" | 185 | 07/19/1988 | R | Arizona State |
| 52 | Willis, Patrick | LB | 6'1" | 240 | 01/25/1985 | 4 | Mississippi |
| 69 | Wragge, Tony | G | 6'4" | 310 | 08/14/1979 | 6 | New Mexico State |
| 17 | Zeigler, Dominique | WR | 6'2" | 181 | 10/11/1984 | 2 | Baylor |