• 1st Battalion, formed by redesignation of 51st Sikhs
• 2nd Battalion, formed by redesignation of 52nd Sikhs
• 3rd Battalion, formed by redesignation of 53rd Sikhs
• 4thBattalion, formed by redesignation of 54th Sikhs
• 5th Battalion, formed by redesignation of Queen Victoria's Own Corps of Guides Infantry
• 10th (Training) Battalion, formed by redesignation of 2nd Bn, Queen Victoria's Own Corps of Guides Infantry

The Great War:¹  Suez Canal, Egypt 1915, Megiddo, Sharon, Nablus, Palestine 1918, Tigris 1916, Kut al Amara 1917, Baghdad, Sharqat, Mesopotamia 1915-18, Aden, NW Frontier India 1914 '15 '16-17

Afghanistan 1919¹

The Second World War:  Gallabat, Tehamiyam Wells, Um Hagar, Agordat, Barentu, Keren, Amba Alagi, Abyssinia 1940-41, Gazala, Bir Hacheim, El Adem, North Africa 1940-43, Landing in Sicily, Sicily 1943, Landing at Reggio, The Sangro, Mozzagrogna, Romagnoli, The Moro, Impossible Bridge, Cassino II, Pignataro, Advance to Florence, Campriano, Gothic Line, Coriano, The Senio, Santerno Crossing, Italy 1943-45, Athens, Greece 1944-45, North Malaya, Kota Bharu, Central Malaya, Kuantan, Machang, Singapore Island, Malaya 1941-42, Moulmein, Sittang 1942 '45, Pegu 1942 '45, Taukkyan, Shwegyin, North Arakan, Buthidaung, Maungdaw, Ngakyedauk Pass, Imphal, Tamu Road, Shenam Pass, Bishenpur, Kyaukmyaung Bridgehead, Arakan Beaches, Ramree, Taungup, Mandalay, Myinmu, Fort Dufferin, Kyaukse 1945, Meiktila, Nyaungu Bridgehead, Capture of Meiktila, Defence of Meiktila, The Irrawaddy, Rangoon Road, Pyawbwe, Toungoo, Burma 1942-45

1. awarded 1926 for services of predecessor regiments [q.v.]