The Packers drafted Hawk in the first round in 2006 and he went on to become the franchise’s all-time leading tackler.
He won a Super Bowl with Green Bay in 2011.
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"His leadership and toughness were instrumental in all of our success, and we thank him for all that he did for the organization and the community," Packers coach Mike McCarthy said in a statement.
We wish A.J., (his wife) Laura and the rest of the Hawk family all the best, and I am confident that whatever the future holds, he will be successful.”
Hawk told this media organization earlier this year he plans to go into broadcasting with his playing career in the rearview mirror.