LAH

LAH may refer to:
 * Last Action Hero, a 1993 American action-comedy film
 * Left anterior hemiblock, a cardiovascular disease
 * Leigh Ann Hester, an American soldier during the Iraq War who was awarded the Silver Star medal
 * Licentiate of Apothecaries' Hall, a medical qualification awarded in Dublin, Ireland until 1968
 * Lithium aluminium hydride, an inorganic compound used as a reducing agent
 * 1st SS Panzer Division Leibstandarte SS Adolf Hitler, Adolf Hitler's bodyguard unit which eventually grew into an elite Waffen-SS division during World War II
 * Lord Alfred Hayes, English professional wrestler, manager and commentator, best known for his appearances in the United States with the World Wrestling Federation between 1982 and 1995.