Hindoostan was a battle honour awarded to the following regiments of the British Army for their service during the conquest of British India between 1780 and 1823:

• 8th King's Royal Irish Hussars
• 17th (Leicestershire) Regiment of Foot, later the Royal Leicestershire Regiment
• 36th (Herefordshire) Regiment of Foot, later 2nd Battalion, Worcestershire Regiment
• 52nd (Oxfordshire) Regiment of Foot, later 2nd Battalion, Oxfordshire and Buckinghamshire Light Infantry
• 71st (Highland) Regiment of Foot, later 1st Battalion, Highland Light Infantry
• 72nd (Highland) Regiment of Foot, later 1st Battalion, Seaforth Highlanders
• 76th (Hindoostan) Regiment of Foot, later 2nd Battalion, The Duke of Wellington's Regiment (West Riding)

Norman, C.B.: Battle Honours Of The British Army, From Tangier, 1662, To The Commencement Of The Reign Of King Edward VII. John Murray 1911.