Germanic Languages (9)

Romance Languages (6)

Slavic Languages (14)

Celtic Languages (4)

Indo-European Languages
(separate branches)
(9)

Wildcard Language
(1)

EU Countries with English as Official Language (4)
(Pluricentric Language)

EU Countries with French as Official Language (4)
(Pluricentric Language)

EU Countries with German as Official Language (5)
(Pluricentric Language)

EU Countries with Swedish as Official Language (2)
(Pluricentric Language)

Examples of Languages with Regional Official Status Only (3)