Manly and brave
Andreus is a rare Greek name derived from 'andreios', meaning manly or courageous. In Greek mythology, Andreus was the founder of Orchomenus in Boeotia and the son of the river god Peneus. It shares the same etymological root as the more common name Andrew.
Less common today
Andreus isn't in the latest US Top 1000. It last peaked at #4,358 in 2003.
US births per 5-year period, 1990βpresent (SSA data).
The first king of Orchomenus in Greek mythology Β· Greek Mythology
Ancient Greek physician to Ptolemy IV