The name Idina is of English origin and means "Rich/Prosperous Friend." The origin is the culture in which the name originated, or in the case of a word--the language in which it most appears.
Variation of the name Edina, which in itself is a form of the name Edwina, the female form of Edwin. Idina Menzel, actress/singer, who was named after her great-grandmother, Ida. As a diminutive form of Ida, it would mean "Hardworking."