most wins in a row american league baseball
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, with a tie in-between the 14th and 15th win. The record for the longest winning streak by an American League team is held by the 2017 Cleveland Indians at 22. The Chicago Cubs franchise has won 21 games twice, once in 1880 when they were the Chicago White Stockings and once in 1935.
List of Major League Baseball career wins leaders Cy Young holds the MLB win record with 511; Walter Johnson is second with 417. Young and Johnson are the only players to earn 400 or more wins. Among pitchers whose entire careers were in the post-1920 live-ball era, Warren Spahn has the most wins with 363. Only 24 pitchers have accumulated 300 or more wins in their careers. Roger Clemens is the only pitcher with 300 wins or more not elected to the National Baseball Hall of Fame.