VIMIERO - 21 AUGUST 1808
Order of Battle
British
C-in-C - Lt. Gen Sir Arthur Wellesley
1st Brigade - Hill
| Battalions | Unit | Strength |
| 1 | 5th Northumberland (facings: gosling green) | 1068 |
| 1 | 9th East Norfolk (yellow) | 865 |
| 1 | 38th 1st Staffordshire (yellow) | 1072 |
2nd Brigade - Ferguson
| Battalions | Unit | Strength |
| 1 | 36th Herefordshire (gosling green) | 665 |
| 1 | 40th 2nd Somersetshire (buff) | 1039 |
| 1 | 71st Highland Light Infantry (buff) | 1013 |
3rd Brigade - Nightingall
| Battalions | Unit | Strength |
| 1 | 29th Worcestershire (buff) | 716 |
| 1 | 82nd Prince of Wales' Volunteers (yellow) | 1020 |
4th Brigade - Bowes
| Battalions | Unit | Strength |
| 1 | 6th 1st Warwickshire (yellow) | 943 |
| 1 | 32nd Cornwall (white) | 1060 |
5th Brigade - Craufurd
| Battalions | Unit | Strength |
| 1 | 45th Nottinghamshire (dark green) | 743 |
| 1 | 91st Argyllshire Highland (yellow) | 1031 |
6th Brigade - Fane
| Battalions | Unit | Strength |
| 1 | 50th West Kent (black) | 1063 |
| 1 | 60th (5th Battalion) Royal Americans (Rifle uniform - red facings) | 987 |
| 4 coys | 95th (2nd Battalion) Rifles (black) | 408 |
7th Brigade - Anstruther
| Battalions | Unit | Strength |
| 1 | 9th (2nd Battalion) East Norfolk (yellow) | 734 |
| 1 | 43rd (2nd Battalion) Monmouthshire Light Inf (white) | 811 |
| 1 | 52nd (2nd Battalion) Oxfordshire Light Inf (buff) | 735 |
| 1 | 97th (2nd Battalion) Queen's Own Germans (blue) | 782 |
8th Brigade - Acland
| Battalions | Unit | Strength |
| 1 | 2nd Queen's Royal (blue) | 822 |
| 71/2 coys | 20th East Devonshire (pale yellow) | 451 |
| 2 coys | 95th Rifles | 225 |
Cavalry - Taylor
| 2 sqns | 20th Light Dragoons | 240 |
Artillery - 226 men
1 bty 9lb - 6 guns (Foot)
1 bty 6lb - 6 guns (Foot)
1 bty 6lb - 6 guns (Horse)
French
C-in-C - Gen de Division Andoche Junot
GdD Delaborde's Division
| Battalions | Unit | Strength |
| 2 | 70 Ligne | 1681 |
| 1 | 21 Legere | 757 |
| 1 | 41 Legere | 760 |
| 2 | 86 Ligne | 1341 |
GdD Loison's Division
| Battalions | Unit | Strength |
| 1 | 12 Legere | 838 |
| 1 | 15 Legere | 900 |
| 1 | 58 Ligne | 1013 |
| 1 | 32 Ligne | 619 |
| 1 | 82 Ligne | 775 |
GdD Kellerman's Division
| Battalions | Unit | Strength |
| 2 | Combined Grenadiers | 768 |
| 2 | Combined Grenadiers | 868 |
Cavalry - GdD Margaron
| Unit | Strength | |
| 31 Regt Provisoire de Dragons | 560 | |
| 41 Regt Provisoire de Dragons | 538 | |
| 51 Regt Provisoire de Dragons | 538 | |
| Volunteer Cavalry | 100 | |
| 26 Chasseurs a Cheval | 213 |
Artillery - 700 men
1 bty 8lb (2 guns) (Foot)
1 bty 8lb (8 guns) (Foot)
1 bty 12lb (6 guns) (Foot)
1 bty 4lb (4 guns) (Horse)
. . . . .
Sources:
Digby Smith - Greenhill's Napoleonic Data Book
Haythornthwaite - Uniforms of the Peninsular War
Fletcher - Wellington's Regiments
Partridge and Oliver - Battle Studies in the Peninsula
