Place of Birth: Rochester, New York, U.S.
Date of Birth: March 21, 1985
Ryan Callahan is an American professional ice hockey player. He is the son of Donna (Giancursio) and Michael Callahan.
Ryan’s maternal grandfather was Dominic F. Giancursio (the son of Peter Giancursio and Sebastiana). Dominic was born in New York, to Italian parents, who were likely from Abruzzo.
Ryan’s maternal grandmother is named Adriana. She was born near Milan, in Lombardy, Italy.
Ryan’s maternal grandfather, Dominic F. Giancursio, on the 1940 U.S. Census – https://www.ancestry.com