A selection of official and in-use Nordic Cross flags in the Northern Europe region
Key:

 Iceland
 Faroe Islands
 Denmark
 Norway
 Skåne
 Sweden
 Finland
 Åland
 Orkney
 Shetland
 Yorkshire West Riding
Pärnu
 Setomaa
 South Uist
 Vepsians
 Barra
Own work
Updated by Matude, 

Original country map File: Nordic_cross_flags_of_Northern_Europe.svg by Alphathon
Derivative work of Blank map of Europe.svg by maix¿? et al.