Russian Expeditionary Force
Russian Expeditionary Force may refer to:
Expeditionary forces sent by Russia
- Russian Expeditionary Force in France; a World War I military expedition of the Russian Empire 
- Russian Legion; the remains of the unit as a volunteer internationalist force after the withdrawal of Russia from WWI
 
 
Expeditionary forces sent to Russia
- Allied intervention in the Russian Civil War 
- American Expeditionary Force, North Russia; a World War I military expedition of the United States of America
 - American Expeditionary Force, Siberia; a World War I military expedition of the United States of America
 - Canadian Siberian Expeditionary Force; a World War I military expedition of Canada