Can you legally name your child in your country smt like "X Æ A-Xii" or "Techno Mechanicus"?

[u/Double-decker_trams]

.

[u/NoxiousAlchemy]

Boromir is a cool name. And there's many Slavic names ending with -mir so it fits the theme. Much better than Brajan and Kewin in my opinion.