Alfred A. Valenzuela is a retired United States Army major general who commanded United States Army South (USARSO) at Fort Buchanan, Puerto Rico and San Antonio, Texas. He also served as Deputy Commanding General (DCINC) of U.S. Southern Command.

Valenzuela was deployed as part of 3rd Infantry Division to Kuwait on operations in 1997.

His decorations include the Defense Distinguished Service Medal, Army Distinguished Service Medal, Defense Superior Service Medal, Legion of Merit (with three Oak Leaf Clusters), Soldier's Medal for Heroism, Bronze Star with "V" device, Defense Meritorious Service Medal, Meritorious Service Medal (with two Oak Leaf Clusters), Joint Service Commendation Medal, Army Commendation Medal (with Oak Leaf Cluster), Joint Service Achievement Medal, Army Achievement Medal, Armed Forces Expeditionary Medal, Humanitarian Service Medal and the Joint Meritorious Unit Award (3rd award).

Served in Haiti, Colombia, Korea, Peru, Turkey, Germany, Kuwait, Grenada, Puerto Rico, Panama, El Salvador, Somalia & numerous Joint & InterAgency assignments. served in 6 Infantry Divisions & 3 Combat Corps

He is a Senior Consultant for the Center of Terrorism Law at St. Mary's University School of Law.

He wrote the book No Greater Love: The Lives & Times of Hispanic Soldiers with Jason Lemons.

Major contributor to the book entitled " Right Before Our Eyes: Latinos Past, Present & Future"

He is the Senior Military Advisor to the Warrior Defense Project, part of the St. Mary's Law School