Henry Lawrence Burnett (December 26, 1838 – January 4, 1916) was an American lawyer and, after serving as a major in the Cavalry Corps (Union Army), he was a colonel and Judge Advocate in the Union Army during the American Civil War.
He was a prosecutor in the trial that followed the Abraham Lincoln assassination.
He was appointed to the grade of brevet brigadier general of volunteers in 1866, to rank from March 13, 1865.