INACTIVE

Sen'DerrickMarks

DIDI#75SF 49ers

6'2" • 306lbs • 39y/o

Overall Grade '16: 57.4; 87th/121 - DIs
Snap Count '16: 543; 45th/196 - DIs
Pressures '16: 22; 39th/121 - DIs
Tackles '16: 17; 71st/121 - DIs

Sen'Derrick

Marks

#75

SF 49ers

BIO

GRADES

SEASON STATS

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Summary Bio

Last updated: 10/26/2026

Sen'Derrick Marks was an interior defensive lineman for the San Francisco 49ers who earned a 57.4 overall PFF defensive grade in the 2016 season, 87th among 121 qualified interior defensive linemans. His PFF pass-rush grade of 54.6 ranked 87th among 121 qualified interior defensive linemans. His run-defense grade of 62.5 ranked 62nd at the position.

He generated 22 total pressures as a pass rusher. That total included 4 sacks, 13 hurries, 5 hits. Against the run, he recorded 17 solo tackles.

Career

Teams

Year

Jacksonville Jaguars

2013 - 2016

Tennessee Titans

2009 - 2012

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Season Stats

2016

Regular

Players receive a ranking if they qualify 25% of the maximum targets, run attempts or dropbacks at the position (depending on the metric).

SOLO TACKLES

71st/121 DIs

SACKS

23rd/121 DIs

ASSISTS

114th/121 DIs

FORCED FUMBLES

38th/121 DIs

Defense

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Rank

Solo Tackles

114

Assists

Forced Fumbles

Stops

Sacks

Hurries

Hits

Total Pressures

Batted Passes

Snaps

View in Premium Stats

Rank

Total Snaps

543

Run Defense Snaps

182

Pass Rush Snaps

357

Sen'DerrickMarks

Summary Bio

Career

PFF Grades

Season Stats

Defense

Snaps