Hedy \he-dy\ as a girl's name is pronounced HED-ee. It is of Greek and Hebrew origin, and the meaning of Hedy is "delightful, sweet; my echo". Made familiar in the 1940s and 1950s by glamorous actress Hedy LaMarr.
Hedy has 4 variant forms: Heda, Hedia, Hediah and Hedyla.
For more information, see also related names Hedwig and Hedda.
Baby names that sound like Hedy are Hedi, Hedya and Heidy.