Corrado John Soprano, Jr., played by Dominic Chianese, is a fictional character from the HBO TV series The Sopranos. Usually referred to as "Junior" or "Uncle June'", he is the official boss of the DiMeo crime family for most of the series, as well as the mentor and surrogate father for his nephew and DiMeo crime family capo Tony Soprano. A younger Corrado sometimes appears in flashbacks and is played by Rocco Sisto.