Department of the Pacific (USMC)
| Department of the Pacific | |
|---|---|
| Active | 15 November 1920 – 1 July 1960 |
| Country | United States of America |
| Allegiance | United States |
| Branch | United States Marine Corps |
| Role | Training and Administration |
| Part of | Fleet Marine Force, Pacific |
| Garrison/HQ | San Francisco |
| Engagements | Banana Wars World War II Korean War |
Department of the Pacific (MarPac) was a United States Marine Corps ground training and administrative command established on 15 November 1920, which was responsible for the administration, training and equipment of the Marine Corps Units on the West Coast, 14th Naval District (Hawaii and outlying Pacific islands), 16th Naval District (the Philippines), 17th Naval District (Alaska and Aleutian Islands) and Marine Forces in Northern China (China Marines).