Orenthal James Simpson, known as O.J., died on Wednesday, his family said in a statement on X.
"On April 10th, our father, Orenthal James Simpson, succumbed to his battle with cancer," the post said. "He was surrounded by his children and grandchildren. During this time of transition, his family asks that you please respect their wishes for privacy and grace."
Simpson had been diagnosed with cancer a year ago.