He's 75% His father is 50% Italian and 50% Greek and his mother is 100% Italian. His family is from Naples, Italy. According to Wikipedia "Macchio was born in Huntington, New York. He is the son of Rosalie (née DeSantis) and Ralph Macchio, Sr., who owned a ranch. His father is of half Italian and half Greek descent, and his mother is of Italian ancestry. In a 1980 screen test, Macchio stated his family is from Naples.".