Ian WilliamsWilliams, IanPosition: DT Height: 6-1 Weight: 305 Born: August 31, 1989 Altamonte Springs, FL High School: Lyman (Longwood, FL) |
| Year | College | Participation |
|---|---|---|
| 2007 | Notre Dame | Played |
| 2008 | Notre Dame | Played |
| 2009 | Notre Dame | Played |
| 2010 | Notre Dame | Lettered |
| YEAR TEAM | NO | POS | GP | GS |
|---|---|---|---|---|
| 2011 San Francisco 49ers (NFL)2011 SF NFL | 93 | NT | 1 | 0 |
| 2012 San Francisco 49ers (NFL)2012 SF NFL | 93 | NT | 3 | 0 |
| 2013 San Francisco 49ers (NFL)2013 SF NFL | 93 | NT | 2 | 1 |
| 2014 San Francisco 49ers (NFL)2014 SF NFL | 93 | NT | 9 | 9 |
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 93 | NT | 16 | 16 |
| 5 Years (NFL)5 Years NFL | 31 | 26 |
| Team | Date | Transaction |
|---|---|---|
| 2011 San Francisco 49ers (NFL)2011 SF NFL | 7/27/2011 | Signed |
| 2013 San Francisco 49ers (NFL)2013 SF NFL | 9/17/2013 | Injured Reserve |
| 2014 San Francisco 49ers (NFL)2014 SF NFL | 11/17/2014 | Injured Reserve |
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 3/9/2016 | Unrestricted Free Agent |
| 2016 San Francisco 49ers (NFL)2016 SF NFL | 3/23/2016 | Signed |
| 2016 San Francisco 49ers (NFL)2016 SF NFL | 7/30/2016 | Reserve/Non-Football Injury |
| 2016 San Francisco 49ers (NFL)2016 SF NFL | 10/27/2016 | 7/30/2016 |
| SNAP COUNTS | TOTAL | OFF | OFF% | DEF | DEF% | ST | ST% |
|---|---|---|---|---|---|---|---|
| 2012 San Francisco 49ers (NFL)2012 SF NFL | 34 | 0 | 0.0 | 32 | 3.0 | 2 | 0.4 |
| 2013 San Francisco 49ers (NFL)2013 SF NFL | 18 | 1 | 0.1 | 13 | 1.2 | 4 | 0.9 |
| 2014 San Francisco 49ers (NFL)2014 SF NFL | 251 | 0 | 0.0 | 214 | 20.4 | 37 | 8.6 |
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 741 | 0 | 0.0 | 659 | 57.8 | 82 | 18.3 |
| Career Totals (NFL)Career Totals NFL | 1044 | 1 | 918 | 125 |
| SACKS | NO | YDS |
|---|---|---|
| 2014 San Francisco 49ers (NFL)2014 SF NFL | 1.0 | 4.0 |
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 1.0 | 6.0 |
| Career Totals (NFL)Career Totals NFL | 2.0 | 10.0 |
| FUMBLES | NO | LOST | OWN | OPP | REC | YDS | TD |
|---|---|---|---|---|---|---|---|
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 0 | 0 | 0 | 1 | 1 | 0 | 0 |
| Career Totals (NFL)Career Totals NFL | 0 | 0 | 0 | 1 | 1 | 0 | 0 |
| DEFENSE | TKL | DEF | ST | MT | QH | TFL | FF | PD | BL |
|---|---|---|---|---|---|---|---|---|---|
| 2012 San Francisco 49ers (NFL)2012 SF NFL | 3 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 2013 San Francisco 49ers (NFL)2013 SF NFL | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2014 San Francisco 49ers (NFL)2014 SF NFL | 22 | 22 | 0 | 0 | 1 | 4 | 0 | 1 | 0 |
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 65 | 65 | 0 | 0 | 2 | 2 | 1 | 1 | 1 |
| Career Totals (NFL)Career Totals NFL | 91 | 91 | 0 | 0 | 3 | 7 | 1 | 2 | 1 |
| PENALTIES | Called | Declined | Accepted | Yards | Nullified Yards | First Downs | Stalled Drives |
|---|---|---|---|---|---|---|---|
| 2015 San Francisco 49ers (NFL)2015 SF NFL | 2 | 0 | 2 | 9 | 0 | 0 | 0 |
| Career Totals (NFL)Career Totals NFL | 2 | 0 | 2 | 9 | 0 | 0 | 0 |
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| Last Updated: August 5, 2026 |