Unofficial flags

flag

The Estelada (; pl. Estelades; full name Senyera estelada, , from estel, "star") is a flag flown by Catalan independence supporters to express their support for an independent Catalonia or independent Països Catalans (Catalan Countries, the Catalan-speaking territory, which includes Valencia and the Balearic Islands). The design of the Estelada comprises the red-and-yellow bars of the Senyera, with the addition of a five-pointed star in a triangle at the hoist.

flag designs intended to be used on Mars, or simply representing the planet

any flag meant to represent the entire planet of Earth, or global society thereon

One of the main flags used to represent Antarctica, Earth's southernmost and only discontinuously inhabited continent

flag

unofficial flag used in the Danish island of Bornholm

unofficial flags of India

alternative flag of New Zealand

flag used in the 2019 Hong Kong protests

Nordic cross flag

flag

flag

Canadian regional flag (unofficial)

unofficial flag of the Cascadia bioregion of North America

the flag of the Marquesas Islands, an island group which is part of French Polynesia

1967 flag of Anguilla