Keith Schiller (born c. 1959) is an American former law enforcement official and security consultant who served as Deputy Assistant to U.S. President Donald Trump and Director of Oval Office Operations. Prior to his appointment in the Trump administration, Schiller served as the Director of Security for The Trump Organization. In this capacity, he was the personal bodyguard to Trump. He has been described as "one of Trump's most loyal and trusted aides" and "a constant presence at Trump's side for nearly two decades."