This is a collection of lists of flags, including the flags of states or territories, groups or movements and individual people. There are also lists of historical flags and military flag galleries. Many of the flag images are on Wikimedia Commons.

In Wikipedia

• Gallery of sovereign state flags
• List of country subdivision flags
• Lists of city flags
• List of flags by design
• List of national flags by design
• List of national flags by aspect ratio
• List of flags by color
• List of flags by number of colors
• List of flags by color combination

• Gallery of flags of dependent territories
• Timeline of national flags
• International maritime signal flags
• Lists of naval flags

In Wikimedia Commons

• Gallery of flags by design
• Category:Flags
• Index of country subdivisions
• Index of historical flags by year

States or territories

• Extinct states flags
• City flags
• Capital city flags
• Astronomical flags
• Unrecognized states flags

Categories about Flags

• Flags by content
• Flags by country
• Flag divisions
• Flag elements
• Country subdivision flags
• Historical flags
• State flags
• State flags and ensigns
• Special and fictional flags
• Army and Ground Force flags
• Air Force Ensigns
• Border and Coast Guard Force Ensigns
• Ministry of Defense flags
• Naval Jacks
• Nautical flags
• Police Flags
• Civil air ensigns
• Civil and Merchant Navy Flags
• Pilot boat flags and ensigns
• Yacht flags and ensigns
• Flags of international organizations

Groups or movements

• Cultural and ethnic flags
• Flags of active autonomist and secessionist movements
• Flags of Native Americans in the United States
• Flags of Aboriginal peoples of Canada
• Flags of French-speaking people of North America
• Political flags
• Religious flags
• International flags
• Sexual identity symbols (including flags)
• Flags of micronations

Personal standards

• Head of state standards

Historical flags

• Historical flags
• Flags of Yugoslavia
• Soviet Republic flags
• Historical flags by country

Military flag galleries

• Flags of the United States Armed Forces