Zinniah is likely a variant of Zinnia, the flower name derived from the botanist Zinn.
Zinniah is likely a variant of Zinnia, the flower name derived from the botanist Zinn. That gives it a clear botanical identity and places it within the popular class of floral names that carry brightness, color, and natural charm.
The extra ending makes the name feel slightly more elaborate than the flower itself. Zinniah feels ornamental in a lively way. It keeps the freshness of the flower reference but adds a more decorative, almost lyrical shape.
As a given name, it suggests bloom, beauty, and a slightly uncommon sense of style. The result is a name that feels vivid, nature-linked, and pleasantly distinctive.