Columbia University is the historical and colloquial name of Columbia University in the City of New York.

Columbia University may also refer to:

• Columbia College, the oldest undergraduate school of Columbia University
• The University of Portland, formerly known as Columbia University

See also

• Columbia College (disambiguation)
• Columbian College, former name of George Washington University
• National University of Colombia, in Colombia, South America
• South Colombian University, in Colombia, South America
• University of British Columbia, in Vancouver and Kelowna, British Columbia