27 Air Defence Missile Regiment (Amritsar Airfield) is an Air Defence regiment of the Indian Army.

27 Air Defence Missile Regiment was raised on 1 February 1942 by Major (later Lt Col[3]) HT Hogan at Malir Cantonment (presently in Pakistan) as the 3 Indian Light Anti-Aircraft Regiment with the troop nucleus being of South Indian classes.

[4] At the time of its formation, the Regiment was equipped with Bofors 40 mm L-60 and American made anti-aircraft guns.