Etha is a variation (Irish) of Eithne (English, Gaelic, Irish, and Scottish).
Etha is also a variation of Ethel (English).
Etha is uncommon as a baby name for girls. In 1900, 0.010% of baby girls were named Etha. Its ranking then was #635. The baby name has since dropped in popularity, and is currently of only infrequent use. Within all girl names in its group, Etha was nevertheless the most popular in 2018.
Baby names that sound like Etha include Eddah, Edka (Polish), Edwig, Edwige (French), Etka, Etke, Ettah, Ada (African, English, German, Hebrew, Hungarian, Polish, Romanian, and Czech), Adah (English), Aydah, Aytza, Eddea, Edetta (Italian), Edisa (Castilian), Edite (Latvian and Portuguese), Editta (Italian), Edwiga, Edytha (English), Edytta, and Etsuko (Japanese).