Eliana /eli-ana/ [4 sylls.] as a girls' name (also used less commonly as boys' name Eliana) is pronounced el-ee-AH-nah. It is of Hebrew origin, and the meaning of Eliana is my God has answered.Also the Spanish and Italian form of the Roman family name Aeliana.This may have come from the Greek word for the sun, helios, and the name may thus mean daughter of the sun.See also Liana. Kreatif forms: Eliaca, Eliaea, Elianaea.t is of Hebrew origin, and the meaning of Eliana is my God has answered. Also the Spanish and Italian form of the Roman family name Aeliana. This may have come from the Greek word for the sun, helios, and the name may thus mean daughter of the sun. See also Liana. Kreatif forms: Eliaca, Eliaea, Elianaea.