Merrill's Marauders

5307th Composite Unit (provisional)
Shoulder sleeve insignia (SSI) of the 5307th Composite Unit
Active	1943–1944
Country	United States
Branch	United States Army
Type	Special operations force
Role	Direct action Long-range penetration Jungle warfare Raiding Reconnaissance Special operations
Size	Regimental
Nickname(s)	Merrill's Marauders
Engagements	World War II *Burma Campaign
Commanders
Notable commanders	Frank Merrill Charles N. Hunter

Merrill’s Marauders (named after Frank Merrill) or Unit Galahad, officially named the 5307th Composite Unit (Provisional), was a United States Army long range penetration special operations jungle warfare unit, which fought in the Southeast Asian theater of World War II, or China-Burma-India Theater (CBI). The unit became famous for its deep-penetration missions behind Japanese lines, often engaging Japanese forces superior in number.