Albert Sidney McLemore (May 23, 1869—July 13, 1921) was an American officer serving in the United States Marine Corps during the Spanish–American War.

He was approved to receive the Marine Corps Brevet Medal for bravery but died before it could be presented.

He was approved to receive the Brevet Medal for gallantry in the Spanish–American War, but died before it could be presented.

[2] Major McLemore is credited with coining the Marine Corps recruiting slogan "First to Fight" ca.

He died at the Naval Hospital at Mare Island in Vallejo, California, on July 13, 1921, and is buried in Arlington National Cemetery.