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Ross Prio | |
|---|---|
| Born | May 5, 1901 |
| Died | December 22, 1972 |
| Occupation | Chicago Outfit boss for the North Side |
Ross Prio (born Rosario Priolo) (d. 1972) was a Chicago mobster and high-ranking member of the Chicago Outfit criminal organization from the 1930s until the early 1970s, when he died of natural causes.