Joseph Francis Fortunato (born March 28, 1930) is a former American football linebacker in the National Football League.
Fortunato played 12 seasons for the Chicago Bears (1955–1966). As a linebacker, he made the Pro Bowl five times, and was named to the NFL 300 Greatest Players team. He wore #31 with the Chicago Bears. Fortunato played fullback and linebacker for Mississippi State University, and made All-American in 1951. He is a member of the National Italian American Sports Hall of Fame and the Mississippi Sports Hall of Fame. Fortunato makes his home in south Mississippi.
He spent two seasons as a coach with the Chicago Bears; 1967 as linebackers coach and 1968 as defensive coordinator.