Zachary D. Fuentes is an American political advisor and businessman who served as Assistant to the President and Deputy Chief of Staff in the first Trump Administration.

[4] In November 2018, Fuentes was blamed for the decision that Trump would not be able to fly or drive in a motorcade to the Aisne-Marne American Cemetery and Memorial as part of the First World War centenary.

[1] After Kelly's exit from the white house was announced on December 8, 2018, President Donald Trump rejected Fuentes as being named interim chief of staff.

Fuentes told colleagues he was planning to "hide out" in the Eisenhower Executive Office Building for six months to accomplish the retirement program minimum career length.

[1][9] On January 2, 2019, Fuentes' White House title changed to Assistant to The President and Senior Adviser to the Chief of Staff, Mick Mulvaney.