longest win streak in major league baseball history
List of Major League Baseball longest winning streaks The 1916 New York Giants hold the record for the longest unbeaten streak in MLB history at 26 wins. The second-longest winning streak is 22 by the 2017 Cleveland Indians, which is still ongoing and the American League record. The Chicago Cubs franchise has won 21 games twice, once in 1880 when they were the Chicago White Stockings and once in 1935.