28th Battalion

28th Battalion or 28th Infantry Battalion may refer to:


 * 28th Battalion (Australia) — an Australian infantry battalion that served during the First World War
 * 2/28th Battalion (Australia) — an Australian infantry battalion that served during the Second World War
 * 28th Battalion (Northwest), CEF — a Canadian infantry battalion of the First World War
 * 28th Battalion (ULFA) — a terrorist organisation in Assam
 * Maori Battalion (28th Battalion) — a New Zealand infantry battalion that served during the Second World War
 * 11th/28th Battalion, Royal Western Australia Regiment — a currently existing Australian Army Reserve infantry battalion