Dan R. Brouillette (born August 18, 1962) is an American businessman. He is the 15th and current United States Secretary of Energy since December 3, 2019. He was the United States Deputy Secretary of Energy from August 2017 through December 2019. After being nominated for the position by President Donald Trump, Brouillette was confirmed by a 79–17 vote of the United States Senate on August 3, 2017.