Osa is a girl name with roots in Norse and Swedish culture. An anglicised spelling of the Scandinavian Åsa, from the Old Norse 'áss' (god) - one belonging to the gods.
The numerology number for Osa is 2, reflecting the personality traits and characteristics associated with this name.
Origin : norse, swedish
Gender : girl
Numerology : 2
Syllables : 2
Last updated 23 October 2026 · How we research names · Report a mistake
In numerology, the name Osa reduces to the number 2, which is most often linked to partnership, sensitivity, diplomacy. A person carrying this vibration is often gentle and intuitive - a peacemaker who values close relationships and reads emotional currents that others miss.
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