Foscari

thumb|right|Coat of arms of the Foscari family, incorporating Venice's Lion of Saint Mark thumb|Francesco Foscari (1373–1457), Doge of Venice The House of Foscari () was an ancient Venetian patrician family, which reached its peak in the 14th–15th centuries, culminating in the dogeship of Francesco Foscari (1423–1457).

==History== According to family tradition, they originated from the area of Mestre, and had settled in Venice proper in the late 10th century, and the first members of the family are attested in written sources in the early 11th century. The Foscari were not very important during the subsequent centuries, but in the 13th century, after the Fourth Crusade, they became rulers of the Greek island of Lemnos, along with the Navagero family, until 1276.