Italian, Spanish and Portuguese form of Ernest. Ernesto is a Spanish, Italian and Portuguese variant of Ernest. Ernest originates in Germanic languages and means "serious minded". Its other variant, Earnest, was popularized by Oscar Wilde in his play The Importance of Being Earnest.
Ernesto Related Names Feminine Forms: Ernesta (Italian), Ernesta, Ernestina (Spanish) Other Languages: Ernust (Ancient Germanic), Ernst (Dutch), Ernest, Earnest, Ern, Ernie (English), Erno (Finnish), Ernest (French), Ernst (German), Ernő (Hungarian), Ernest (Polish), Ernest (Slovene)