UK or Uk may refer to:

• United Kingdom: United Kingdom of Great Britain and Northern Ireland
• UK (band), a British progressive rock supergroup
• Uk (Cyrillic) ( Ѹ, ѹ ), a letter in the early Cyrillic alphabet
• UK (paper) (Universiteits Krant), the University of Groningen's weekly paper
• Ukrainian language (ISO 639 alpha-1, uk)
• Charles University of Prague (Univerzita Karlova)
• Comenius University in Bratislava (Univerzita Komenského)
• University of Kentucky
• University of Kansas
• "Unknown", sometimes used in scientific temporary names for unknown substances (e.g., UK-001 for the first unnamed substance referenced in a particular paper)
• Ultimate Kylie, an album by Kylie Minogue
• Universala Kongreso (World Congress of Esperanto)
• Uk (urban-type settlement), an urban-type settlement in Irkutsk Oblast, Russia

See also

• .uk

UK | UK | UK | UK | UK | UK