The story
- Slovak · borrowed fromMartuš
- Polish · borrowed fromMartuś
- German · borrowed fromMartus
- English todayMartus
Two possible origins: * Borrowed from German Martus, a variant of Martius, itself a Latinized form of Merz. * Borrowed from Polish Martuś or Slovak Martuš, both pet forms of the personal name Martin.
Etymology from Wiktionary, CC BY-SA 4.0.