Ida \i-da\ as a girl's name is pronounced EYE-dah. It is of Old German and Greek origin, and the meaning of Ida is "hardworking". Also possibly from an Old English expression for "prosperous, happy". Mythology: a Greek nymph who cared for the infant Zeus on Mount Ida.
Ida has 2 variant forms: Idania and Idette.
For more information, see also the related name Idona.
Baby names that sound like Ida are Ada, Eda, Ita, Oda and Uda.