Below is a list of infantry regiments of the British army in from various points in history that your ancestors may have fought for, firstly in alphabetical order and below in order of regiment numerical order.

Theatres of War, Army Regiments, Naval Detachments, RAF

Alphabetical order

• Grenadier Guards (1st Foot Guards)
• Coldstream Guards (2nd Foot Guards)
• Scots Guards (3rd Foot Guards)
• Welsh Guards
• Irish Guards
• Argyll and Sutherland Highlanders (91st & 93rd Highlanders)
• Bedfordshire (16th)
• 104th Regiment of Foot (Bengal Fusiliers)
• 107th Regiment of Foot (Bengal Light Infantry)
• 66th (Berkshire) Regiment of Foot
• Black Watch (42nd & 73rd Highlanders)
• 106th Regiment of Foot (Bombay Light Infantry)
• 109th Regiment of Foot (Bombay Infantry)
• Border (55th)
• 85th Regiment of Foot (Bucks Volunteers)
• 30th (Cambridgeshire) Regiment of Foot
• 26th (The Cameronians) Regiment of Foot
• Cheshire (22nd)
• City of London (7th)
• Connaught Rangers (88th & 94th)
• 88th Regiment of Foot (Connaught Rangers)
• 32nd (Cornwall) Regiment of Foot
• 83rd (County of Dublin) Regiment of Foot
• 34th (Cumberland) Regiment of Foot
• 95th (Derbyshire) Regiment of Foot
• Devonshire (11th)
• Dorsetshire (39th & 54th)
• 39th (Dorsetshire) Regiment of Foot
• 72nd (Duke of Albany's Own Highlanders) Regiment of Foot
• Duke of Cornwall's Light Infantry (32nd & 46th)
• Duke of Wellington's Halifax (33rd & 76th)
• 33rd (Duke of Wellington's) Regiment of Foot
• Durham Light Infantry (68th & 106th)
• 68th (Durham) Regiment of Foot (Light Infantry)
• 97th (Earl of Ulster's) Regiment of Foot
• 44th (East Essex) Regiment of Foot
• East Lancashire (30th & 70th)
• 77th (East Middlesex) Regiment of Foot
• East Surrey (31st & 70th)
• East Yorkshire (15th)
• Essex (44th & 56th)
• Gloucestershire (28th & 61st)
• Gordon Highlanders (75th & 92nd)
• 92nd (Gordon Highlanders) Regiment of Foot
• Hampshire (37th & 67th)
• 36th (Herefordshire) Regiment of Foot
• 49th (Hertfordshire) Regiment of Foot
• Highland Light Infantry (71st & 74th)
• 71st (Highland) Regiment of Foot
• 74th (Highland) Regiment of Foot
• 31st (Huntingdonshire) Regiment of Foot
• 27th (Inniskilling) Regiment of Foot
• Kentish (The Buffs) (3rd)
• King's Liverpool (8th)
• King's Own Royal Lancaster (4th)
• King's Own Scottish Borderers (25th)
• King's Own Yorkshire Infantry
• 51st Regiment of Foot (King's Own Light Infantry)
• King's Royal Rifle Corps (60th)
• King's Shropshire Light Infantry (53rd & 85th)
• 47th (Lanacashire) Regiment of Foot
• Lancashire Fusiliers (20th)
• 99th (Lanarkshire) Regiment of Foot
• Leicestershire (17th)
• Lincolnshire (10th)
• Lothian (Royal Scots) (1st)
• 81st (Loyal Lincoln Volunteers) Regiment of Foot
• Loyal North Lancashire (47th & 81st)
• 108th Regiment of Foot (Madras Infantry)
• 105th Regiment of Foot (Madras Light Infantry)
• Manchester (63rd & 96th)
• Middlesex (57th & 77th)
• 43rd (Monmouthshire) Regiment of Foot
• Norfolk (9th)
• Northamptonshire (48th & 58th)
• 48th (Northamptonshire) Regiment of Foot
• 28th (North Gloucestershire) Regiment of Foot
• 37th (North Hampshire) Regiment of Foot
• North Staffordshire (38th & 80th)
• Northumberland (5th)
• 45th (Nottinghamshire) Regiment of Foot
• 59th (2nd Nottinghamshire) Regiment of Foot
• 52nd (Oxfordshire) Regiment of Foot
• Ox and Bucks Light Infantry (43rd & 52nd)
• 73rd (Perthshire) Regiment of Foot
• 90th Regiment of Foot (Perthshire Volunteers)
• Prince Albert Light Infantry Somersetshire (13th)
• Prince Consort's Own Rifle Brigade
• Prince of Wales's Leinster (100th & 109th)
• 100th (Prince of Wales's Royal Canadians) Regiment of Foot
• Prince of Wales South Staffordshire (64th & 98th)
• 98th (Prince of Wales's) Regiment of Foot
• 82nd (Prince of Wales's Volunteers) Regiment of Foot
• Princess Charlotte of Wales's Berkshire (49th & 66th)
• 91st (Princess Louise's Argyllshire) Regiment of Foot
• Princess of Wales's North Yorkshire (19th)
• Princess Victoria's Royal Irish Fusiliers (87th & 89th)
• 89th (Princess Victoria's) Regiment of Foot
• Queen's Own Cameron Higlanders (79th)
• 50th (Queen's Own) Regiment of Foot
• Queen's Royal West Surrey (2nd)
• 42nd Regiment of Foot
• 76th Regiment of Foot
• 94th Regiment of Foot
• 96th Regiment of Foot
• 78th (Highlanders) Regiment of Foot (The Ross-Shire Buffs)
• 101st Regiment of Foot (Royal Bengal Fusiliers)
• 103rd Regiment of Foot (Royal Bombay Fusiliers)
• 86th (Royal County Down) Regiment of Foot
• Royal Dublin Fusiliers (102nd & 103rd)
• Royal Inniskilling Fusiliers (27th & 108th)
• Royal Irish (18th)
• 87th (Royal Irish Fusiliers) Regiment of Foot
• Royal Irish Rifles (83rd & 86th)
• 102nd Regiment of Foot (Royal Madras Fusiliers)
• Royal Munster Fusiliers (102nd & 103rd)
• Royal Scots Fusiliers (21st)
• Royal Sussex (35th & 107th)
• 35th (Royal Sussex) Regiment of Foot
• Royal Warwickshire (6th)
• Royal Welsh Fusiliers (23rd)
• Royal West Kent (50th & 97th)
• 58th (Rutlandshire) Regiment of Foot
• Scotch Rifles (Cameronians) (28th & 90th)
• Seaforth Highlanders (72nd & 78th)
• Sherwood Foresters (95th)
• 53rd (Shropshire) Regiment of Foot
• 40th (2nd Somersetshire) Regiment of Foot
• 46th (South Devonshire) Regiment of Foot
• 61st (South Gloucestershire) Regiment of Foot
• 67th (South Hampshire) Regiment of Foot
• South Lancashire (40th & 82nd)
• 69th (South Lincolnshire) Regiment of Foot
• South Wales Borderers (24th)
• 38th (1st Staffordshire) Regiment of Foot
• 64th (2nd Staffordshire) Regiment of Foot
• 80th (Staffordshire Volunteers) Regiment of Foot
• 75th (Stirlingshire) Regiment of Foot
• Suffolk (12th)
• 70th (Surrey) Regiment of Foot
• 93rd (Sutherland Highlanders) Regiment of Foot
• Welsh (41st & 69th)
• 41st (Welsh) Regiment of Foot
• 55th (Westmorland) Regiment of Foot
• 56th (West Essex) Regiment of Foot
• 57th (West Middlesex) Regiment of Foot
• 54th (West Norfolk) Regiment of Foot
• 63rd (West Suffolk) Regiment of Foot
• West Yorkshire (14th)
• Wiltshire (62nd & 99th)
• 62nd (Wiltshire) Regiment of Foot
• Worcestershire (29th & 36th)
• 29th (Worcestershire) Regiment of Foot
• York and Lancaster (65th & 84th)
• 84th (York and Lancaster) Regiment of Foot
• 65th (2nd Yorkshire, North Riding) Regiment of Foot
• Territorial - Cambridgeshire
• Territorial - Herefordshire
• Territorial - Hertfordshire
• Territorial - Highland Cyclist Battalion
• Territorial - Honourable Artillery Company
• Territorial - Huntingdonshire Cyclist Battalion
• Territorial - Kent Cyclist Battalion
• Territorial - London Regiment
• Territorial - Monouthshire
• Territorial - Northern Cyclist Battalion
• Misc - Household Battalion
• Misc - Royal Militia of Jersey
• Misc - Royal Guernsey Light Infantry

Numerical order

• 1st Foot Guards Grenadier Guards
• 2nd Foot Guards Coldstream Guards
• 3rd Foot Guards Scots Guards
• 4th Foot Guards Welsh Guards
• 5th Foot Guards Irish Guards
• 1st Lothian (Royal Scots)
• 2nd Queen's Royal West Surrey (2nd)
• 3rd Kentish (The Buffs)
• 4th King's Own Royal Lancaster
• 5th Northumberland
• 6th Royal Warwickshire
• 7th City of London
• 8th King's Liverpool
• 9th Norfolk
• 10th Lincolnshire
• 11th Devonshire
• 12th Suffolk
• 13th Prince Albert Light Infantry Somersetshire
• 14th West Yorkshire
• 15th East Yorkshire
• 16th Bedfordshire
• 17th Leicestershire
• 18th Royal Irish
• 19th Princess of Wales's North Yorkshire
• 20th Lancashire Fusiliers
• 21st Royal Scots Fusiliers
• 22nd Cheshire
• 23rd Royal Welsh Fusiliers
• 24th South Wales Borderers
• 25th King's Own Scottish Borderers
• 26th (The Cameronians) Regiment of Foot
• 27th (Inniskilling) Regiment of Foot
• 28th (North Gloucestershire) Regiment of Foot
• 29th (Worcestershire) Regiment of Foot
• 30th (Cambridgeshire) Regiment of Foot
• 31st (Huntingdonshire) Regiment of Foot
• 32nd (Cornwall) Regiment of Foot
• 33rd (Duke of Wellington's) Regiment of Foot
• 34th (Cumberland) Regiment of Foot
• 35th (Royal Sussex) Regiment of Foot
• 36th (Herefordshire) Regiment of Foot
• 37th (North Hampshire) Regiment of Foot
• 38th (1st Staffordshire) Regiment of Foot
• 39th (Dorsetshire) Regiment of Foot
• 40th (2nd Somersetshire) Regiment of Foot
• 41st (Welsh) Regiment of Foot
• 42nd Regiment of Foot
• 43rd (Monmouthshire) Regiment of Foot
• 44th (East Essex) Regiment of Foot
• 45th (Nottinghamshire) Regiment of Foot
• 46th (South Devonshire) Regiment of Foot
• 47th (Lanacashire) Regiment of Foot
• 48th (Northamptonshire) Regiment of Foot
• 49th (Hertfordshire) Regiment of Foot
• 50th (Queen's Own) Regiment of Foot
• 51st Regiment of Foot (King's Own Light Infantry)
• 52nd (Oxfordshire) Regiment of Foot
• 53rd (Shropshire) Regiment of Foot
• 54th (West Norfolk) Regiment of Foot
• 55th (Westmorland) Regiment of Foot
• 56th (West Essex) Regiment of Foot
• 57th (West Middlesex) Regiment of Foot
• 58th (Rutlandshire) Regiment of Foot
• 59th (2nd Nottinghamshire) Regiment of Foot
• 60th King's Royal Rifle Corps
• 61st (South Gloucestershire) Regiment of Foot
• 62nd (Wiltshire) Regiment of Foot
• 63rd (West Suffolk) Regiment of Foot
• 64th (2nd Staffordshire) Regiment of Foot
• 65th (2nd Yorkshire, North Riding) Regiment of Foot
• 66th (Berkshire) Regiment of Foot
• 67th (South Hampshire) Regiment of Foot
• 68th (Durham) Regiment of Foot (Light Infantry)
• 69th (South Lincolnshire) Regiment of Foot
• 70th (Surrey) Regiment of Foot
• 71st (Highland) Regiment of Foot
• 72nd (Duke of Albany's Own Highlanders) Regiment of Foot
• 73rd (Perthshire) Regiment of Foot
• 74th (Highland) Regiment of Foot
• 75th (Stirlingshire) Regiment of Foot
• 76th Regiment of Foot
• 77th (East Middlesex) Regiment of Foot
• 78th (Highlanders) Regiment of Foot (The Ross-Shire Buffs)
• 79th Queen's Own Cameron Higlanders
• 80th (Staffordshire Volunteers) Regiment of Foot
• 81st (Loyal Lincoln Volunteers) Regiment of Foot
• 82nd (Prince of Wales's Volunteers) Regiment of Foot
• 83rd (County of Dublin) Regiment of Foot
• 84th (York and Lancaster) Regiment of Foot
• 85th Regiment of Foot (Bucks Volunteers)
• 86th (Royal County Down) Regiment of Foot
• 87th (Royal Irish Fusiliers) Regiment of Foot
• 88th Regiment of Foot (Connaught Rangers)
• 89th (Princess Victoria's) Regiment of Foot
• 90th Regiment of Foot (Perthshire Volunteers)
• 91st (Princess Louise's Argyllshire) Regiment of Foot
• 92nd (Gordon Highlanders) Regiment of Foot
• 93rd (Sutherland Highlanders) Regiment of Foot
• 94th Regiment of Foot
• 95th (Derbyshire) Regiment of Foot
• 96th Regiment of Foot
• 97th (Earl of Ulster's) Regiment of Foot
• 98th (Prince of Wales's) Regiment of Foot
• 99th (Lanarkshire) Regiment of Foot
• 100th (Prince of Wales's Royal Canadians) 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 Light Infantry
• 108th Regiment of Foot (Madras Infantry)
• 109th Regiment of Foot (Bombay Infantry)

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