Poco or POCO may refer to:

• Postcolonialism
• In musical notation, qualifier meaning "a little"
• Poco (band), an American country rock band formed in 1968
  • Poco (album), a 1970 eponymous album
• Plain Old CLR Object, term used by developers targeting the Common Language Runtime of the .NET Framework
• POCO C++ Libraries, collection of open-source, C++, class libraries for network centric applications
• "PoCo", a nickname for Port Coquitlam, British Columbia, Canada
• Poco (smartphone), a smartphone brand
• Poco, the playable character in Woody Poco, a Japanese video game released in 1986
• Poco, a character from mobile game Brawl Stars

• Pocho (disambiguation)
• Poco-poco, an Indonesian mass folk dance