Lucien Grant Berry (November 29, 1863 – December 31, 1937) was a brigadier general in the United States Army who served in three wars.

[1][2] He was born on November 29, 1863, in Caton, New York, to Samuel Spicer Berry and Olive Elizabeth Reed.

[3] Several of his classmates included men who would, like Berry himself, eventually rise to general officer rank, such as John J. Pershing, Charles T. Menoher, Walter Henry Gordon, Edward Mann Lewis, Mason Patrick, Julius Penn, Avery D. Andrews, John E. McMahon, Ernest Hinds, William H. Hay, James McRae, George B. Duncan and Jesse McI.

He graduated from the Artillery School at Fort Monroe, Virginia, and in 1892 he spent four years as an instructor at the United States Military Academy.

Upon his return to the United States, Berry commanded the 21st Battery Field Artillery at Fort Sheridan, Illinois.