Catholic Encyclopedia (1913)/Andrea Borromeo
An Italian missionary, born on the first half of the seventeenth century, at or near Milan; died in 1683. He was the son of Count Giulio Cesare Borromeo, and was received into the religious order of Theatines in 1637. In 1652 he visited Mingrelea and Georgia (Russian Transcaucasia) as a missionary and laboured with success for eleven years, to convert the inhabitants. On his return to Rome he was elected procurator for these missions. He decline the offer of a bishopric. He left an account of the above mentioned missions of his order entitled: "relazione della Georgia, Mingrelai, e Missione de Padri Teatini in quelle parti" (Rome, 1704).
MAZZUCHELLI, Scrittori d'Italia (Brescia, 1762), II, iii, 1793.