Hernandez, once a rising star in the National Football League, is already serving a life sentence in prison for killing the boyfriend of his fiancee's sister.
The former New England Patriots tight end was acquitted of murder and other charges in the 2012 killings of Daniel de Abreu and Safiro Furtado but was convicted of a gun possession charge.
The former tight end for the New England Patriots choked back tears as the verdicts were read in Boston.
Lawyers for the state relied heavily on a former friend of Hernandez, Alexander Bradley, who said he had been the driver for the shooting.
Hernandez also was acquitted of witness intimidation for shooting Bradley in the face on February 13, 2013.
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Bradley claimed Hernandez became enraged after de Abreu bumped into him while dancing, spilling his drink.
"The jury spoke with one voice and we are delighted", said defense attorney Ron Sullivan, who called his client a "happy-go-lucky young man" who was wrongly accused. Bradley testified he awoke in the back seat of a auto to see Hernandez pointing a gun between his eyes.
Conley said Friday that prosecutors would not go after Bradley in the killings because they believe they already charged the right person.
Prosecutors said the 2012 killings of Daniel de Abreu and Safiro Furtado were fueled by Hernandez's anger over a spilled drink at the club. Defendant Aaron Hernandez listens as Judge Jeffrey Locke addresses the jury's question during his double murder trial at Suffolk Superior Court, Tuesday, April 11, 2017, in Boston. He was not charged in the 2012 killings until 2014.
Jose Baez, Hernandez' lawyer, is the same lawyer who got Casey Anthony acquitted after she, according to a jury-and I can't stress this enough-did not murder her 2-year-old daughter. Some of you have even followed through with subscriptions, which is especially gratifying. Subscriptions start as low as 25¢ per day.