UPN may refer to:

• UPN, a defunct television network
• User Principal Name, an Active Directory naming convention
• IATA airport code of Uruapan International Airport
• Unity Party of Nigeria, a now-defunct political party from the Nigerian Second Republic
• Navarrese People's Union (Spanish: Unión del Pueblo Navarro), a political party in Spain
• Private University of the North (Spanish: Universidad Privada del Norte), a university located in Trujillo, Peru.
• Union Pour le Nord, a political group within the Conseil Général of the Nord department of France, grouping delegates of the Right

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.