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.
About 11 boys were named Andreus in 2025.
The first king of Orchomenus in Greek mythology · Greek Mythology
Ancient Greek physician to Ptolemy IV
US births per 5-year period, 1990–present (SSA data).