Jeffrey Ali Knox Jr.[1] (born February 22, 1992) is a professional Canadian football linebacker who is a free agent.

He has also been a member of the Tampa Bay Buccaneers, Washington Redskins, Tennessee Titans, Ottawa Redblacks, and Toronto Argonauts.

Following the 2016 season, on January 14, 2017, Knox was released by the Roughriders allowing him to sign a contract with an NFL team.

[4] A few hours later, Knox signed a three-year contract with the Tampa Bay Buccaneers of the NFL.

On January 31, 2018, two weeks prior to becoming a free agent, Knox was released by the Riders to pursue an NFL contract.

[21] On October 30, 2020, an arrest warrant was issued for Knox Jr., who faces several charges that includes 2 counts of attempted homicide, 2 counts of aggravated assault, & reckless endangerment of another person after a shooting incident in Pittsburgh, Pennsylvania on October 23, 2020.