The PS22 Chorus, directed by Gregg Breinberg, is a Webby Award-winning public elementary school chorus from PS 22 in Graniteville, Staten Island, New York City. It is composed of 60-70 fifth-graders. PS 22 is the largest elementary school in Staten Island. PS22 Chorus has performed with a multitude of musical acts and has had celebrated appearances on numerous national and international broadcasts throughout the years, after its videos had gained worldwide attention within the popular video-sharing site YouTube. To date, the chorus's YouTube videos have been watched more than 100 million times.

Graniteville is the name of a neighborhood in Staten Island, one of the five boroughs of New York City.