Cinnamon \ci-nna-mon\ as a girl's name is of Greek origin. Modern name, from the warm brown-colored spice that has been grown in tropical climates for thousands of years. It is the inner bark of a small evergreen tree, and has been used by cultures from China to the Netherlands for flavoring food, scenting fabrics and household goods, and for medical purposes. See also Cassia and Fennel.
For more information, see also the related name Bay.