Gilbert Police Department

NBA champion Isaiah Rider was arrested earlier this month after he allegedly violated a court order ... TMZ Sports has learned.

Law enforcement sources tell us that the 54-year-old was arrested on December 4 and charged with one count of interfering with judicial proceedings. Getty

According to court documents we obtained ... "J.R.'s" wife, Vanessa , filed for a protective order back in July 2025. In the application, she alleged Rider was aggressive on multiple occasions, including a time when she claims Isaiah said, "You're gonna get your ass slapped."

"Shut the f*** up before I kick this door down and whoop you."

Vanessa claimed the comments were directed at both her and her 15-year-old son.

At the time, Isaiah responded to the allegations,

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