Blue flag

Blue flag or Blue Flag may refer to:

• Blue Flag, the flag of Chelsea F.C.
• Blue Flag beach, a beach or marina that meets certain quality standards
• Larger Blue Flag or Iris versicolor, a type of iris
• Slender Blue Flag or Iris prismatica, a type of iris
• Blue flag, a particular racing flag
• Blue flag, a particular flag in railway use.
• Blue flag, a particular flag in swimming
• Blue Flag, the name of a United States Air Force Command and Control exercise
• Blue Flag, Common representation of the street gang Crips

See also

• Bonnie Blue Flag