Jimmy Wilde began his boxing career with a 93-0-1 record. It remains the longest victory run in professional boxing history. By the end of 1914, he had set the record for the longest unbeaten streak in boxing history, 93-0-1, which still holds today. There are two lists: those made up entirely of regular-season games and those made up entirely of postseason games. The longest winning streak in NHL history is 17 games, recorded by the Pittsburgh Penguins during the 1992-93 season, when they earned the Presidents' Trophy for having the league's best record of 56-21-7. The longest unbeaten streak in sports history. The Flyers defeated the New York Rangers 5-3 on January 4, 1980, to complete the greatest unbeaten streak in all of professional sports in the United States.