Spring Offensive order of battle

German Spring Offensive, 1918
	Part of the Western Front of World War I
	; German gains in 1918
Date	21 March – 18 July 1918
Location	Northern France; West Flanders, Belgium50°00′10″N 02°39′10″E / 50.00278°N 2.65278°E
Result	See Aftermath section
Belligerents
German Empire Bavaria; Prussia; Saxony; Württemberg;	France; British Empire Australia; Canada; India; Newfoundland; New Zealand; South Africa; United Kingdom; United States; Italy; Portugal
Commanders and leaders
Erich Ludendorff	Ferdinand Foch; Douglas Haig; Philippe Pétain; John J. Pershing; Alberico Albricci; Tamagnini de Abreu

This is the order of battle for Operation Michael, part of the German Spring Offensive fought from 21 March to 5 April 1918 as one of the main engagements of the First World War. It was fought between mixed French, British and Dominion forces and the German Empire in the Somme region in northern France.