His eldest son, Prabir Roy was also a mathematician, who obtained his Ph.D. from the University of North Carolina at Chapel Hill in 1962.
Roy Rogers | Roy Orbison | Roy Lichtenstein | Roy Thomas | Roy Haynes | Roy Clark | Arundhati Roy | Roy Jenkins | Roy Carr | Roy Dupuis | Rob Roy | Roy E. Disney | Roy Castle | Roy Barnes | Roy Jones, Jr. | Roy Harper | Roy Blunt | Siegfried & Roy | Roy Scheider | Roy Lassiter | Roy Hargrove | Roy Chapman Andrews | Roy Williams | Roy Thomas Baker | Roy of the Rovers | Roy Hattersley | Roy Emerson | Roy Acuff | Reena Roy | Roy Romer |