This is a list of Regiments of Foot of the British Army, numbered as they were in the 18th and 19th centuries before the Cardwell reforms .

• 1st Regiment of Foot (Royal Regiment of Foot)
• 2nd Regiment of Foot (Queen's Royal Regiment of Foot)
• 3rd Regiment of Foot (East Kent Regiment of Foot (The Buffs))
• 4th Regiment of Foot (King's Own Regiment of Foot)
• 5th Regiment of Foot (The Northumberland Regiment of Foot)
• 6th Regiment of Foot (1st Royal Warwickshire Regiment of Foot)
• 7th Regiment of Foot (Royal Fusuliers)
• 8th Regiment of Foot (The King's Regiment of Foot)
• 9th Regiment of Foot (The East Norfolk Regiment of Foot)
• 10th Regiment of Foot (The North Lincolnshire Regiment of Foot)
• 11th Regiment of Foot (The North Devonshire Regiment of Foot)
• 12th Regiment of Foot (The East Suffolk Regiment of Foot)
• 13th Regiment of Foot (1st Somersetshire Light Infantry Regiment of Foot)
• 14th Regiment of Foot (Bedfordshire Regiment of Foot/Buckinghamshire Regiment of Foot)
• 15th Regiment of Foot (The Yorkshire East Riding Regiment of Foot)
• 16th Regiment of Foot (Bedfordshire Regiment of Foot/The Buckinghamshire Regiment of Foot)
• 17th Regiment of Foot (The Leicestershire Regiment of Foot)
• 18th Regiment of Foot (The Royal Irish Regiment of Foot)
• 19th Regiment of Foot (1st North Yorkshire Riding Regiment of Foot)
• 20th Regiment of Foot (East Devonshire Regiment of Foot)
• 21st Regiment of Foot (Royal North British Fusiliers/Royal Scots Fusilers Regiment of Foot)
• 22nd Regiment of Foot (The Cheshire Regiment of Foot)
• 23rd Regiment of Foot (Royal Welch Fusiliers)
• 24th Regiment of Foot (2nd Warwickshire Regiment of Foot)
• 25th Regiment of Foot (Edinburgh Regiment of Foot/Sussex Regiment of Foot/King's Own Borderers Regiment of Foot)
• 26th Regiment of Foot (The Cameronian Regiment of Foot)
• 27th Regiment of Foot (Inniskilling Regiment of Foot)
• 28th Regiment of Foot (North Gloucestorshire Regiment of Foot)
• 29th Regiment of Foot (Worcestershire Regiment of Foot)
• 30th Regiment of Foot (Cambridgeshire Regiment of Foot)
• 31st Regiment of Foot (Huntingdonshire Regiment of Foot)
• 32nd Regiment of Foot (Cornwall Regiment of Foot)
• 33rd Regiment of Foot (1st Yorkshire West Riding Regiment of Foot)
• 34th Regiment of Foot (Cumberland Regiment of Foot)
• 35th Regiment of Foot (Dorsetshire Regiment of Foot/Sussex Regiment of Foot)
• 36th Regiment of Foot (Herefordshire Regiment of Foot)
• 37th Regiment of Foot (North Hampshire Regiment of Foot)
• 38th Regiment of Foot (1st Staffordshire Regiment of Foot)
• 39th Regiment of Foot (Dorsetshire Regiment of Foot/East Middlesex Regiment of Foot)
• 40th Regiment of Foot (2nd Somersetshire Regiment of Foot)
• 41st Regiment of Foot (Royal Invalids Regiment of Foot/Welsh Regiment of Foot)
• 42nd Regiment of Foot (Royal Highland Regiment of Foot)
• 43rd Regiment of Foot (Royal Highland Regiment of Foot/Monmouthshire Regiment of Foot)
• 44th Regiment of Foot (1st Marines/East Essex Regiment of Foot)
• 45th Regiment of Foot (2nd Marines/Nottinghamshire Regiment of Foot)
• 46th Regiment of Foot (3rd Marines/South Devonshire Regiment of Foot)
• 47th Regiment of Foot (4th Marines/Lancashire Regiment of Foot)
• 48th Regiment of Foot (5th Marines/Northamptonshire Regiment of Foot)
• 49th Regiment of Foot (6th Marines/Hertfordshire Regiment of Foot)
• 50th Regiment of Foot (7th Marines/American Provincials/The Queen's Own Regiment of Foot)
• 51st Regiment of Foot (8th Marines/2nd Yorkshire West Riding Regiment of Foot)
• 52nd Regiment of Foot (9th Marines/Oxfordshire Regiment of Foot (Light Infantry))
• 53rd Regiment of Foot (10th Marines/Shropshire Regiment of Foot)
• 54th Regiment of Foot (West Norfolk Regiment of Foot)
• 55th Regiment of Foot (Westmoreland Regiment of Foot)
• 56th Regiment of Foot (West Essex Regiment of Foot)
• 57th Regiment of Foot (West Middlesex Regiment of Foot)
• 58th Regiment of Foot (Rutlandshire Regiment of Foot)
• 59th Regiment of Foot (2nd Nottingham Regiment of Foot)
• 60th Regiment of Foot (Royal American Regiment of Foot/The King's Royal Rifle Corps Regiment of Foot)
• 61st Regiment of Foot (South Gloucestorshire Regiment of Foot)
• 62nd Regiment of Foot (Royal American Regiment of Foot/Wiltshire Regiment of Foot)
• 63rd Regiment of Foot (West Suffolk Regiment of Foot)
• 64th Regiment of Foot (Loudon's Highlanders/2nd Staffordshire Regiment of Foot)
• 65th Regiment of Foot (2nd Yorkshire North Riding Regiment of Foot)
• 66th Regiment of Foot (Berkshire Regiment of Foot)
• 67th Regiment of Foot (South Hampshire Regiment of Foot)
• 68th Regiment of Foot (Durham Regiment of Foot (Light Infantry))
• 69th Regiment of Foot (South Lincolnshire Regiment of Foot)
• 70th Regiment of Foot (Glasgow Lowland Regiment of Foot/Surrey Regiment of Foot)
• 71st Regiment of Foot (Glasgow Highland Regiment of Foot)
• 72nd Regiment of Foot (Royal Manchester Volunteers/Duke of Albany's Own Regiment of Foot)
• 73rd Regiment of Foot (Highland Regiment of Foot/Perthshire Regiment of Foot)
• 74th Regiment of Foot (Argylshire Highlanders/Highland Regiment of Foot)
• 75th Regiment of Foot (Prince of Wales' Regiment)
• 76th Regiment of Foot (McDonnel's Highlanders/Hindoostan Regiment of Foot)
• 77th Regiment of Foot (Montgomerie's Highlanders/Atholl Highlanders/East Middlesex Regiment of Foot/Hindostan Regiment of Foot)
• 78th Regiment of Foot (Fraser's Highlanders/Seaforth Higherlander Regiment)
• 79th Regiment of Foot (Royal Liverpool Volunteers/Highland-Cameronian Regiment of Foot)
• 80th Regiment of Foot (Royal Edinburgh Volunteers/Staffordshire Volunteers)
• 81st Regiment of Foot (Aberdeenshire Highland Regiment/Loyal Lincoln Volunteers Regiment of Foot)
• 82nd Regiment of Foot (Prince of Wales' Volunteers)
• 83rd Regiment of Foot (Royal Glasgow Volunteers/County of Dublin Regiment of Foot)
• 84th Regiment of Foot (Royal Highland Emigrants/York and Lancaster Regiment of Foot)
• 85th Regiment of Foot (Royal Volunteers/The King's Regiment of Light Infantry (Bucks Volunteers))
• 86th Regiment of Foot (Rutland Regiment/The Shropshire Volunteers Regiment of Foot/Leinster Regiment of Foot/Royal County Down Regiment of Foot)
• 87th Regiment of Foot (Keith's Highlanders/The Prince of Wales' Irish Regiment of Foot)
• 88th Regiment of Foot (The Connaught Rangers)
• 89th Regiment of Foot (The Princess Victoria's Regiment of Foot)
• 90th Regiment of Foot (Perthshire Volunteers (Light Infantry))
• 91st Regiment of Foot (Donegal Light Infantry/Argyllshire Regiment of Foot)
• 92nd Regiment of Foot (Gordon Highlanders Regiment of Foot)
• 93rd Regiment of Foot (Sutherland Highlanders Regiment of Foot)
• 94th Regiment of Foot (Royal Welsh Volunteers)
• 95th Regiment of Foot (95th Rifles/Derbyshire Regiment of Foot)
• 96th Regiment of Foot (Queen's Own Germans)
• 97th Regiment of Foot (Earl of Ulster's Regiment of Foot)
• 98th Regiment of Foot (Prince of Wales' Regiment of Foot)
• 99th Regiment of Foot (Lanarkshire Regiment of Foot)
• 100th Regiment of Foot (Prince of Wales' Royal Canadian Regiment of Foot)
• 101st Regiment of Foot (Royal Bengal Fusiliers)
• 102nd Regiment of Foot (Royal Madras Fusiliers)
• 103rd Regiment of Foot (Royal Bombay Fusiliers)
• 104th Regiment of Foot (Bengal Fusiliers)
• 105th Regiment of Foot (Madras Light Infantry)
• 106th Regiment of Foot (Bombay Light Infantry)
• 107th Regiment of Foot (Bengal Infantry)
• 108th Regiment of Foot (Madras Infantry)
• 109th Regiment of Foot (Bombay Infantry)
• 110th Regiment of Foot
• 111th Regiment of Foot
• 112th Regiment of Foot
• 113th Regiment of Foot
• 114th Regiment of Foot
• 115th Regiment of Foot
• 116th Regiment of Foot
• 117th Regiment of Foot
• 118th Regiment of Foot
• 119th Regiment of Foot
• 120th Regiment of Foot
• 121st Regiment of Foot
• 122nd Regiment of Foot
• 123rd Regiment of Foot
• 124th Regiment of Foot
• 125th Regiment of Foot
• 126th Regiment of Foot
• 127th Regiment of Foot
• 128th Regiment of Foot
• 129th Regiment of Foot
• 130th Regiment of Foot
• 131st Regiment of Foot
• 132nd Regiment of Foot
• 133rd Regiment of Foot
• 134th Regiment of Foot
• 135th Regiment of Foot