J Mahoney Stats & Bio | 49ers Linebacker

About J Mahoney

J Mahoney brings intensity and versatility to the linebacker position for the San Francisco 49ers, where he proudly wears #49. A Vanderbilt product, Mahoney developed his football IQ and defensive instincts during his collegiate career with the Commodores, where he established himself as a defensive playmaker in the competitive SEC. Known for his sideline-to-sideline coverage ability and football intelligence, Mahoney has earned respect from teammates and coaches alike for his work ethic and preparation. His transition from college to the professional ranks showcases his adaptability and commitment to mastering the complexities of NFL defensive schemes. What sets Mahoney apart is his combination of technical fundamentals and instinctive play. Whether dropping into coverage or pursuing ball carriers, he brings a balanced approach to the linebacker position that makes him a valuable asset to the 49ers' defensive unit.

Updated: Jun 2, 2025