This category includes sub-categories and articles about the national armies of the belligerent states that participated in the Napoleonic Wars (1803-1815) including those of the Frence's allies and the Coalitions which opposed it. For smaller military units and formations, see Category:Military units and formations of the Napoleonic Wars.

Coalition forces  Austria  Russia  Prussia  United Kingdom  Spain  Portugal Sicily  Sardinia  Sweden Hanover  United Netherlands

French Empire and allies  French Empire Holland Italy Etruria Naples Duchy of Warsaw Confederation of the Rhine:  Bavaria  Saxony  Westphalia  Württemberg  Denmark–Norway