The House of Gradić (also Gradi) was one of the oldest (from the 12th century) and one of the most recognized among the patrician families in the Republic of Ragusa. Many of its members were Rectors (Knez) of the Republic. The Austrian Empire recognized its long-standing nobility in 1 December 1817 after the fall of the Republic.
Bazilije Gradić, bishop in Ston, author of the religious book from 16th century (from 1567), Libarze od dievstva i dievickoga bitya v komse tomace sua kolika poglauita miesta staroga i nouoga sakona, koia od dieustua gouore i ono scto sueti naucitegli u mnosieh librieh pisciu ; Libarze velle duhovno i bogogliubno od molitve i contemplanya, sniekiem napomenam duhouniem, oniem ki xele duhouno xiuieti, uelle potrebno i korisno (printed in Venice; second edition in Rome in 1584)
Mateo Gradić (1786), born 22 August 1786, he married with Ana Giorgi–Bona. They have one daughter Elena de Gradi (1822) married with Matteo Niccolo Pozza and Nicola de Gradi (Zadar,1825), he maaried with Magdalena de Pozza (1835) in 1854.