A. J. Klein

Total tackles:	465
Sacks:	15.5
Forced fumbles:	8
Fumble recoveries:	4
Pass deflections:	20
Interceptions:	4
Defensive touchdowns:	1
	Stats at Pro Football Reference

A. J. Klein
	Klein with the Carolina Panthers in 2015
No. 56, 53, 54, 59, 47, 52
Position:	Linebacker
Personal information
Born:	July 30, 1991 (age 33); Appleton, Wisconsin, U.S.
Height:	6 ft 1 in (1.85 m)
Weight:	240 lb (109 kg)
Career information
High school:	Kimberly (Kimberly, Wisconsin)
College:	Iowa State (2009–2012)
NFL draft:	2013 / round: 5 / pick: 148
Career history
	Carolina Panthers (2013–2016); New Orleans Saints (2017–2019); Buffalo Bills (2020–2021); New York Giants (2022)*; Baltimore Ravens (2022); Chicago Bears (2022); Buffalo Bills (2022–2023);
	* Offseason and/or practice squad member only
Career highlights and awards
	Big 12 co-Defensive Player of the Year (2011); 2× First-team All-Big 12 (2011, 2012);
Career NFL statistics
Total tackles:
Total tackles:	465
Sacks:	15.5
Forced fumbles:	8
Fumble recoveries:	4
Pass deflections:	20
Interceptions:	4
Defensive touchdowns:	1
	Stats at Pro Football Reference

Aaron James Klein (born July 30, 1991) is an American former professional football linebacker who played eleven seasons in the National Football League (NFL). He played college football at Iowa State. He was selected by the Carolina Panthers in the fifth round of the 2013 NFL draft.