William Estes Nipper (; born October 21, 1978) is an American actor known for his role on CBS police drama Blue Bloods as Jameson "Jamie" Reagan, a New York City Police Department officer and the youngest son of the police commissioner, played by Tom Selleck. Prior to that role, he starred as J.J. Pryor, on the NBC drama American Dreams.
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William Estes Nipper (; born October 21, 1978) is an American actor known for his role on CBS police drama Blue Bloods as Jameson "Jamie" Reagan, a New York City Police Department officer and the youngest son of the police commissioner, played by Tom Selleck. Prior to that role, he starred as J.J. Pryor, on the NBC drama American Dreams.
