Rainier III, Prince of Monaco
Jack Kelly Jr.'s private funeral was held in Philadelphia. Among the attendees were his brother-in-law Rainier III, Prince of Monaco, his nieces Princess Caroline and Princess Stéphanie, his nephew the-then Prince Albert, then Philadelphia mayor Wilson Goode and former Philadelphia mayors William J. Green, III and Frank Rizzo. John Kelly Jr. is buried in Holy Sepulchre Cemetery in Cheltenham Township, Pennsylvania.