Paris Hilton and Doug Reinhardt

Paris Hilton and boyfriend Doug Reinhardt have broken up, her rep confirmed to

"In response to inquiries on whether Paris Hilton has split with Doug Reinhardt, we can confirm this is true they are no longer together," her rep said in a statement. "They remain friends and we ask that you please respect their privacy. Paris will not discuss the relationship further."

Hilton and Reinhardt, who has appeared on MTV's The Hills, dated for six months. Reinhardt's rep had no comment.

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