Origin of the name Miriam: Hebrew name of debated meaning. Many believe it to mean "sea of bitterness" or "sea of sorrow." However, some sources cite the alternative definitions of "rebellion," "wished-for child," and "mistress or lady of the sea."
Milica (Serbian Cyrillic: Милица; pronounced Millitsa) is a feminine name popular in Slavic countries. It is derived from the Slavic word element mil(a), meaning kind and "dear", with the diminutive suffix "-itsa".
Origin of the name Maria: Latin form of Mary, which is derived from the Hebrew Miryām, a name of debated meaning. ... The name is borne in the Bible by the mother of Jesus, the son of God.