Gilli is a form of the English Gillian.
Gilli is also a form of the English Jillian.
Gilli is uncommon as a baby girl name. It is not in the top 1000 names. In 2018, among the family of girl names directly related to Gilli, Jillian was the most regularly used.
Baby names that sound like Gilli include Gillie (English), Gilly (English), Jillie (English), Gaell, Gaelle, Gaëlle (French), Gala (Scandinavian, Hebrew, Russian, and Slavic), Galaa, Galee, Galei, Galeigh, Galey, Gali (Hebrew), Galie, Gallee, Gallei, Galley, Galli, Gallie, and Gally.
† Pronunciation for Gilli: G as in "grin (G.R.IH.N)" ; IH as in "it (IH.T)" ; L as in "lay (L.EY)" ; IY as in "eat (IY.T)"