Mathia is a ♀ female name.
Mathia is a feminine variant of the masculine name Matthias or Matthew, which derived from the Hebrew name Mattityahu / מַתִּתְיָהוּ.
Mathia means “gift of Yahweh” (from Hebrew “mattath/מַתָּת” = gift + “yah/יָה” = referring to the Hebrew God).