Douglas Sims II

Douglas Sims II
Douglas Sims II
	Official portrait, 2022
Nickname(s)	DA
Allegiance	United States
Service / branch	United States Army
Years of service	1991–present
Rank	Lieutenant General
Commands	1st Infantry Division; 2nd Cavalry Regiment; 1st Squadron, 2nd Cavalry Regiment;
Battles / wars	War in Syria ; Iraq War;
Awards	Army Distinguished Service Medal; Defense Superior Service Medal; Legion of Merit (2); Bronze Star Medal (3);
Alma mater	United States Military Academy; Webster University (MA); Massachusetts Institute of Technology;
	Douglas Sims's voice Sims's opening statement at a House Appropriations subcommittee hearing on U.S. military aid to Ukraine; Recorded 28 February 2023

Douglas Arthur Sims II^[1] is a United States Army lieutenant general who has served as director of the Joint Staff since January 2024. He most recently served as the director of operations of the Joint Staff from 2022 to 2025.^[2]^[3] He served as commanding general of the 1st Infantry Division and Fort Riley from 2020 to 2022, and prior to that served as deputy director for Regional Operations and Force Management of the Joint Staff from 2018 to 2020.^[4]^[5]

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In October 2023, Sims was nominated for appointment as director of the Joint Staff.^[6]

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