Ian Williams
Height6'1"
Weight305 lb
BornAug 31, 1989
Age36
CollegeNotre DameSee College Stats
ConferenceIndependent
Rookie yr2011
Combined Season Grid
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
2 grids split in one view
| Season | Age | Team | G | GS | Defense | Snap Counts | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Off | Off% | Def | Def% | ST | ST% | |||||
| 2012 | — | SF | 1 | — | 2 | 2 | 0 | 1 | 0 | 0.0 | 1.0 | 0 | 0 | 0 | — | 0 | 0 | — | — | — | — | — | — |
| 2013 | — | SF | 1 | — | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 | 1 | 2.0% | 13 | 10.0% | 4 | 12.0% |
| 2014 | — | SF | 8 | — | 20 | 16 | 4 | 4 | 1 | 1.0 | 6.0 | 0 | 1 | 0 | — | 0 | 0 | — | 0.0% | 212 | 38.0% | 38 | 15.4% |
| 2015 | — | SF | 16 | — | 57 | 37 | 20 | 2 | 2 | 1.0 | 5.0 | 0 | 1 | 1 | 1 | 0 | 0 | — | 0.0% | 659 | 58.3% | 82 | 18.1% |
| Career | — | 26 | — | 80 | 56 | 24 | 7 | 3 | 2.0 | 12.0 | 0 | 2 | 1 | 1 | 0 | 0 | 1 | 2.0% | 884 | 35.4% | 124 | 15.2% | |
Defense
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2012 | 23 | SF | 1 | — | 2 | 2 | 0 | 1 | 0 | 0.0 | 1.0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2013 | 24 | SF | 1 | — | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | — | 0 | 0 | — |
| 2014 | 25 | SF | 8 | 0* | 20 | 16 | 4 | 4 | 1 | 1.0 | 6.0 | 0 | 1 | 0 | — | 0 | 0 | 4.5 |
| 2015 | 26 | SF | 16 | 9* | 57 | 37 | 20 | 2 | 2 | 1.0 | 5.0 | 0 | 1 | 1 | 1 | 0 | 0 | 8.1 |
| Career | 26 | 9* | 80 | 56 | 24 | 7 | 3 | — | — | 0 | 2 | 1 | 1 | 0 | 0 | 12.6 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Snap Counts
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 24 | SF | 2 | — | 1 | 2.0% | 13 | 10.0% | 4 | 12.0% |
| 2014 | 25 | SF | 9 | 0* | — | 0.0% | 212 | 38.0% | 38 | 15.4% |
| 2015 | 26 | SF | 16 | 9* | — | 0.0% | 659 | 58.3% | 82 | 18.1% |
| Career | 27 | 9* | 1 | — | 884 | — | 124 | — |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
All-Time Standing
how this career measures against the all-time greats at the position1
Depth
of 100
Reached 1% of the all-time Sacks leader — a rotational/depth all-time profile at the position.
1% of the all-time Sacks leader1
0 categories ≥25% of the all-time leader0
A 0–100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data — career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence — so it's a transparent context score, not a subjective rating. Tiers: Elite ≥ 85 · Strong ≥ 65 · Solid ≥ 45 · Depth < 45. Comparable-player confidence: 89%.
Per-Snap Impact
Interior D-Line · proprietary · 2012+37
Rotational
SIS
Disruption/1001.584Snap share35.4%Def snaps884Emerging
Production per snap — the box score normalized by opportunity. SIS is z-scored within interior d-line, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
Combine · 2011
Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.
5.21s
40-Yard
Low · 19th pct
Pos 19thAll 9thClass Pos 25thClass All 11th
28.5"
Vertical
Below avg · 38th pct
Pos 38thAll 13thClass Pos 47thClass All 13th
98"
Broad Jump
Low · 8th pct
Pos 8thAll 4thClass Pos 14thClass All 4th
31 reps
Bench
Strong · 76th pct
Pos 76thAll 94thClass Pos 79thClass All 95th
4.78s
Shuttle
Low · 23th pct
Pos 23thAll 8thClass Pos 17thClass All 6th
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Notre Dame), but no parsed college box-score table is present in this profile artifact. The section stays here so every profile has a consistent college-stats landing point without fabricating unavailable rows.
Reference Graph
Career teammates and draft class, derived from year-by-year rosters — every name is linked.
Top Teammates
Tramaine BrockDB4yColin KaepernickQB4yBruce MillerFB4yGarrett CelekTE4yMichael WilhoiteOLB4yAndy LeeP3yPhil DawsonK3yFrank GoreRB3yJustin SmithDE3yAnquan BoldinWR3yMichael CrabtreeWR3yVernon DavisTE3yPatrick WillisILB3yNaVorro BowmanMLB3yEric ReidS3yJoe StaleyOT3yRay McDonaldDE3yVance McDonaldTE3yAldon SmithDE3yDaniel KilgoreC3yAlex BooneOT3yPerrish CoxCB3yQuinton DialDT3yTony Jerod-EddieDE3y
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2015final season
Last recorded season with SF
- 2012signing
Entered the NFL with SF
Athletic & Unique Profile
verified measurements and curated source-tagged facts6'1" / 305 lb
Frame
319 lb at 5.21s
Size-speed
28.5" vert / 98" broad
Explosion
31 reps
Bench power
Injury History
1 career game missed (Out)From nflverse weekly injury reports · coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2014 | SF | 1 | W5Questionable· AnkleW11Out· Fibula |
Knox
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Availability
Career durability — games played vs. scheduled, across 4 seasons.
78%
20122015
2012 · backup · 1/16 G2013 · backup · 2/16 G
2014 · Fibula · 56%
Durability IQ
Composite score across availability, IR frequency, and injury severity.
Data: nflverse:players, nflverse:player_stats_def, nflverse:snap_counts, nflverse:combine, nflverse:injuries, espn.com:stats-api (facts-only reference) · multi-source verified via the StatVault Oracle · updated 6/18/2026
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