步兵炮(Infantry support guns or battalion guns),英文直譯為「步兵支援炮」,或是「营炮」,是用来增强步兵單位火力的一种大砲。營砲直接傳達了它的運用概念,步兵炮為最基礎的戰術指揮單位(營級)指揮官所能指揮的支援武器。步兵炮够在步兵分队指挥官的命令下提供火力支援,但實務上不只有營級,團級也會配備步兵炮。它們通常會比野戰炮更為緊緻,以便使用人力搬運,也更易於藏匿。
Chandler, David G. The Campaigns of Napoleon, Volume 1 Simon and Schuster, 1966
The Corps of Royal Engineers, Aide-mémoire to the Military Sciences: Framed from Contributions of Officers of the Different Services, Volume II, Lockwood & Co., London, 1860
Deane, John, Deanes' Manual of the History and Science of Fire-arms ..., Longman, Brown, Green, Longmans & Roberts, London, 1858
Haythornthwaite, Philip J. & Fosten, Bryan Wellington's Specialist Troops Osprey Publishing, 24/11/1988
Hicks, James Ernest & Jandot, Andre (illustrator), What the Citizen Should Know about Our Arms and Weapons, W. W. Norton & Company, Inc., 1941
Rogers, H.C.B., Col, Artillery through the ages, Seeley, Service & Co., Ltd, London, 1971