What Isaac means
Isaac is a boy name of Hebrew origin meaning "he will laugh". It comes from Hebrew Yitzchaq (he will laugh, he rejoices), from tzachaq (to laugh). It is pronounced ee-sah-AHK.
Sarah laughed when told she would bear a son in old age. Also heard as ee-SAHK.
Popularity: one of the most common names in Mexico. See the current top names.
