Mario Angelo Procaccino was an Italian-American lawyer, comptroller, and candidate for Mayor of New York City.

DeWitt Clinton High School is a public high school located since 1929 in The Bronx, New York. Opened in 1897 in Lower Manhattan as an all-boys school, it maintained that status for 86 years. In 1983, it became co-ed. From its original building on West 13th Street in Manhattan, it moved in 1906 to its second home, located at 59th Street and Tenth Avenue. In 1929, the school moved to its present home on Mosholu Parkway in The Bronx, across from the renowned Bronx High School of Science.