Joseph Nicholas Gallo (The Betrayer) (January 8, 1912 – September 1, 1995) was a New York mobster who served as consigliere of the Gambino crime family under three different bosses.

Joseph N. Gallo and his family lived in Mill Basin, Brooklyn and Long Island City, Queens.

He owned a dress manufacturing company in Brooklyn and eventually controlled the Greater Blouse, Shirt, and Undergarment Association, a trade group.

[4] In the early 1970s, Gallo replaced Joseph Riccobono as consigliere under boss Carlo Gambino.

[5] In February 1988, Gallo was sentenced to 10 years in federal prison and ordered to pay fines totaling $380,000.