Lytle Brown (November 22, 1872 – May 3, 1951) was a U.S. Army officer who fought in the Spanish–American War and participated in the Mexican Expedition of 1916.

Brown graduated fourth in the United States Military Academy (West Point) class of 1898 and was commissioned a second lieutenant in the Corps of Engineers.

When General MacArthur was chief of staff, he placed Brown in charge of the Panama Canal district.

Brown oversaw construction work at the Wilson Dam hydroelectric project in 1919–20.

[1][2] The citation for his Army DSM reads: The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Army Distinguished Service Medal to Brigadier General Lytle Brown, United States Army, for exceptionally meritorious and distinguished services to the Government of the United States, in a duty of great responsibility as Director of the War Plans Division, for his skill and good judgment in handling the many and varied questions of training, organization and policy that have been acted on by the War Plans Division during World War I.In Huey Long's posthumous book, My First Days in the White House, Brown was to have been his nominee to be Secretary of the Interior.