Moore's lawyer previously stated that his client was not guilty of any crime. The Union County, New Jersey, grand jury found no reason to indict him, the county prosecutor's office told CNN.
"We have repeatedly claimed Camrin's innocence from the very beginning of this ordeal and believed it was only a matter of time before he was convicted of these fabricated charges," said Agent Eugene Lee.
The player's defense team investigated the allegations and found them to be incorrect, according to a statement from MBK Sports, where Lee is president.
"The dismissal of all charges in this case is proof that the system sometimes works well," the statement said. "We are honored to clear Camrin's name and return him to professional football as soon as possible.
Moore was accused of assaulting a woman who described herself to police as his "intimate partner." She claims that 23-year-old Moore stepped on her neck before knocking her out.
Before the big court hearing to refuse to prosecute him, Moore pleaded not guilty to the charges, said lawyer Alex Spiro.
unannounced and uninvited at Mr Moore's home to start a dispute with Mr Moore's girlfriend and come up with these allegations, "Spiro said in July.
According to the probable cause, the prosecutor told police in Linden in July that she's in Moore's neighborhood to pick up a friend and decide to stay home while he is in the area, making friends.
When she arrived, a woman approached her vehicle, trying to talk to her. The alleged victim got out of the vehicle and a physical altercation ensued, writes
"Camryn ran toward the women and watched as they attacked each other," the woman told police.
When the alleged victim fell to the ground, "Camryn put a foot over her neck and began to exert pressure," the statement said.
She got up, shouted at the 200-pound defensive back and stabbed him, she told police, and "he hit her on the left side of the person with a closed first that caused her to lose consciousness," according to the affidavit.
A friend took a woman to a hospital in Rahway for treatment, the affidavit reported.
Karma Hassan, Jill Martin and Chuck Johnston of CNN contributed to this report.