Jeff Cannonball: key obituary facts
Is Jeff Cannonball dead? Yes. Jeff Cannonball died on October 8, 2026, at age 39.
Cause of death: Jeff Cannonball's cause of death was reported as ALS.
What was Jeff Cannonball known for?
He was an American professional wrestler and punk musician.
More about Jeff Cannonball
Gender: male.
Occupation: professional wrestler, rock musician.
Born: June 24, 1987.
Jeff Guerriero, the American professional wrestler and punk musician known as Jeff Cannonball, died October 8, 2026, aged 39, from complications of amyotrophic lateral sclerosis.
Active on the independent wrestling scene, he became best known for hardcore matches with promotions on the East Coast. His career included appearances for Combat Zone Wrestling, Frontier Martial Arts Wrestling and Limitless Wrestling, among other independent promotions.
Guerriero also performed as a member of the punk rock groups Altered Boys and Black Kites. Across those pursuits, he was known publicly by the Cannonball name in wrestling, while his music work was part of his wider activity as a punk musician. The available biographical account identifies his wrestling as centered on independent promotions and singles out hardcore matches as the work for which he was best known. His listed appearances across promotions in the United States and Japan reflected a career that took him beyond a single East Coast organization, while his membership in two punk groups placed music alongside wrestling among his professional activities. He was born in Highland Park, New Jersey, on June 24, 1987.