His father was Efstratios Roïdis, who belonged to one of the oldest Athenian aristocratic families. His mother was the daughter of the Polish philhellene Andrzej Kallinski (hellenized as Andreas Kallinskis), who fought in the Greek War of Independence and became secretary to Kings Otto and George I, and of Eleni Sekeri, the daughter of the merchant and leading Filiki Etaireia member Panagiotis Sekeris.
Andreas Kallinskis-Roïdis (Greek: Ανδρέας Καλλίνσκης-Ροΐδης) was a Greek Army officer Kallinskis studied in Germany and entered the Hellenic Army in 1887 as a cavalry cornet. He participated in the expeditionary force sent to Crete during the Greco-Turkish War of 1897, in the Balkan Wars and in the Asia Minor Campaign, where, as a Major General, he commanded the Greek army"s only cavalry division.
He retired with the rank of Lieutenant General.
He fought in the Sacred Band during World World War II and subsequently played a leading role in the establishment of the Mountain Raiding Companies.
