masc. proper name, from French, from Latin Isidorus, from Greek Isidoros, literally "gift of Isis," from Isis (see Isis) + dōron "gift" (from PIE root *do- "to give"). St. Isidore, archbishop of Seville (600-636) wrote important historical, etymological, and ecclesiastical works and in 2001 was named patron saint of computers, computer users, and the internet. Related: Isidorian.
fem. proper name, from French Dorothée, from Latin Dorothea, from Greek, literally "gift of God," from dōron "gift" (from PIE root *do- "to give") + fem. of theos "god" (from PIE root *dhes-, forming words for religious concepts). With the elements reversed, it becomes Theodora. The accessory called a Dorothy bag is so called from 1907.
mid-14c., "adherent of a heretical Christian sect in 4c. North Africa," from Medieval Latin Donatista, from Donatus name of two of the principal men in it. The schism had more to do with episcopal succession in Carthage than with doctrine. The name is literally "bestowed, given," from past participle of Latin from donare "give as a gift" (from PIE root *do- "to give"). Related: Donatism.