OJ Simpson Trial Witness Kato Kaelin and Wife File for Divorce

OJ Simpson witness at trial Kato Kaelin and his wife, Nan Xue Kaelinend their marriage after less than 5 years together… TMZ has learned.

According to documents obtained by TMZ… Kato and Nan filed a joint petition for dissolution in Los Angeles County Superior Court on Wednesday.

The couple married on September 17, 2021 and separated on August 1, 2025, according to the documents.

The couple has no minor children together, no interest in real estate, and no community assets or liabilities to share. The filing also indicates that both parties waived any right to spousal support.

Kato tells TMZ… “Nan is the most wonderful and beautiful woman in the world. We will ALWAYS be great friends and laugh with each other. Please respect our privacy.”

Of course, Kato remained a pop culture figure for decades thanks to his connection to the OJ murder trial, where he testified as a key witness after staying at Simpson’s guest house at the time of the murders.