Ricky Lynn Waddell[1] (born 31 October 1959)[2] is a retired lieutenant general in the United States Army Reserve who served as a Deputy National Security Advisor to President Donald Trump from 2017 to 2018 and as the Assistant to the Chairman of the Joint Chiefs of Staff from 2018 to 2021.

[5] Waddell attended the United States Military Academy, graduating in 1982 with a degree of Bachelor of Science.

With Joint Task Force Bravo at Soto Cano (Palmerola) Air Base, Comayagua, Honduras, he served as the JTF Engineer.

He is set to vacate his role as assistant to the Chairman of the Joint Chiefs of Staff at the end of September 2021, with his retirement effective on 1 October 2021.

His roles included Managing Director for South America, BG Group (oil and gas) and Chief Executive Officer, Anglo Ferrous Metals in Brazil.